157894127794 has 16 divisors (see below), whose sum is σ = 266149300032. Its totient is φ = 69705768528.

The previous prime is 157894127759. The next prime is 157894127819. The reversal of 157894127794 is 497721498751.

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, 132017904 + ... + 132019099.

It is an arithmetic number, because the mean of its divisors is an integer number (16634331252).

Almost surely, 2^157894127794 is an apocalyptic number.

157894127794 is a deficient number, since it is larger than the sum of its proper divisors (108255172238).

157894127794 is a wasteful number, since it uses less digits than its factorization.

157894127794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264037041.

The product of its digits is 35562240, while the sum is 64.

The spelling of 157894127794 in words is "one hundred fifty-seven billion, eight hundred ninety-four million, one hundred twenty-seven thousand, seven hundred ninety-four".