51526158073897 has 24 divisors (see below), whose sum is σ = 56311751497248. Its totient is φ = 47122104556800.

The previous prime is 51526158073837. The next prime is 51526158073979. The reversal of 51526158073897 is 79837085162515.

51526158073897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51526158073897 - 2⁷ = 51526158073769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51526158073807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45483322 + ... + 46602412.

It is an arithmetic number, because the mean of its divisors is an integer number (2346322979052).

Almost surely, 2^{51526158073897} is an apocalyptic number.

It is an amenable number.

51526158073897 is a deficient number, since it is larger than the sum of its proper divisors (4785593423351).

51526158073897 is a wasteful number, since it uses less digits than its factorization.

51526158073897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121641 (or 1121628 counting only the distinct ones).

The product of its (nonzero) digits is 127008000, while the sum is 67.

The spelling of 51526158073897 in words is "fifty-one trillion, five hundred twenty-six billion, one hundred fifty-eight million, seventy-three thousand, eight hundred ninety-seven".