47551732550 has 24 divisors (see below), whose sum is σ = 101081397936. Its totient is φ = 16303451040.

The previous prime is 47551732519. The next prime is 47551732561. The reversal of 47551732550 is 5523715574.

47551732550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×47551732550² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67930697 + ... + 67931396.

It is an arithmetic number, because the mean of its divisors is an integer number (4211724914).

Almost surely, 2^47551732550 is an apocalyptic number.

47551732550 is an abundant number, since it is smaller than the sum of its proper divisors (53529665386).

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

47551732550 is a wasteful number, since it uses less digits than its factorization.

47551732550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135862112 (or 135862107 counting only the distinct ones).

The product of its (nonzero) digits is 735000, while the sum is 44.

The spelling of 47551732550 in words is "forty-seven billion, five hundred fifty-one million, seven hundred thirty-two thousand, five hundred fifty".