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968788792820 = 225151320790991
BaseRepresentation
bin11100001100100000100…
…11111101010111110100
310102121121120000211012202
432012100103331113310
5111333034412332240
62021015550004032
7126664326603632
oct16062023752764
93377546024182
10968788792820
11343952020aa2
121379114a6618
1370482cb7104
1434c651d2352
151a30163b315
hexe1904fd5f4

968788792820 has 24 divisors (see below), whose sum is σ = 2047929692928. Its totient is φ = 384949188000.

The previous prime is 968788792739. The next prime is 968788792823. The reversal of 968788792820 is 28297887869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968788792823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160392476 + ... + 160398515.

It is an arithmetic number, because the mean of its divisors is an integer number (85330403872).

Almost surely, 2968788792820 is an apocalyptic number.

It is an amenable number.

968788792820 is an abundant number, since it is smaller than the sum of its proper divisors (1079140900108).

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

968788792820 is a wasteful number, since it uses less digits than its factorization.

968788792820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320791151 (or 320791149 counting only the distinct ones).

The product of its (nonzero) digits is 390168576, while the sum is 74.

The spelling of 968788792820 in words is "nine hundred sixty-eight billion, seven hundred eighty-eight million, seven hundred ninety-two thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 151 302 604 755 1510 3020 320790991 641581982 1283163964 1603954955 3207909910 6415819820 48439439641 96878879282 193757758564 242197198205 484394396410 968788792820