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48787395872 = 2517191469543
BaseRepresentation
bin101101011011111101…
…001001010100100000
311122221002002111110212
4231123331021110200
51244404033131442
634225043113252
73344666010515
oct553375112440
9148832074425
1048787395872
1119766238686
129556972828
1347a67845a7
14250b67d30c
1514081b9a82
hexb5bf49520

48787395872 has 48 divisors (see below), whose sum is σ = 102232876032. Its totient is φ = 22838522880.

The previous prime is 48787395857. The next prime is 48787395907. The reversal of 48787395872 is 27859378784.

48787395872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130868 + ... + 338675.

It is an arithmetic number, because the mean of its divisors is an integer number (2129851584).

Almost surely, 248787395872 is an apocalyptic number.

It is an amenable number.

48787395872 is an abundant number, since it is smaller than the sum of its proper divisors (53445480160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48787395872 is a wasteful number, since it uses less digits than its factorization.

48787395872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469761 (or 469753 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 68.

The spelling of 48787395872 in words is "forty-eight billion, seven hundred eighty-seven million, three hundred ninety-five thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 16 17 32 34 68 136 191 272 382 544 764 1528 3056 3247 6112 6494 12988 25976 51952 103904 469543 939086 1878172 3756344 7512688 7982231 15025376 15964462 31928924 63857848 89682713 127715696 179365426 255431392 358730852 717461704 1434923408 1524606121 2869846816 3049212242 6098424484 12196848968 24393697936 48787395872