157269578693668 has 48 divisors (see below), whose sum is σ = 315802174464000. Its totient is φ = 67130618292000.

The previous prime is 157269578693581. The next prime is 157269578693701. The reversal of 157269578693668 is 866396875962751.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 235800763 + ... + 236466781.

It is an arithmetic number, because the mean of its divisors is an integer number (6579211968000).

Almost surely, 2^{157269578693668} is an apocalyptic number.

It is an amenable number.

157269578693668 is an abundant number, since it is smaller than the sum of its proper divisors (158532595770332).

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

157269578693668 is a wasteful number, since it uses less digits than its factorization.

157269578693668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699880 (or 699878 counting only the distinct ones).

The product of its digits is 49380710400, while the sum is 88.

The spelling of 157269578693668 in words is "one hundred fifty-seven trillion, two hundred sixty-nine billion, five hundred seventy-eight million, six hundred ninety-three thousand, six hundred sixty-eight".