157697124977752 has 16 divisors (see below), whose sum is σ = 295686554473440. Its totient is φ = 78847377118176.

The previous prime is 157697124977737. The next prime is 157697124977753. The reversal of 157697124977752 is 257779421796751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157697124977753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147605808 + ... + 148670335.

It is an arithmetic number, because the mean of its divisors is an integer number (18480409654590).

Almost surely, 2^{157697124977752} is an apocalyptic number.

It is an amenable number.

157697124977752 is a deficient number, since it is larger than the sum of its proper divisors (137989429495688).

157697124977752 is a wasteful number, since it uses less digits than its factorization.

157697124977752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296342682 (or 296342678 counting only the distinct ones).

The product of its digits is 3267280800, while the sum is 79.

The spelling of 157697124977752 in words is "one hundred fifty-seven trillion, six hundred ninety-seven billion, one hundred twenty-four million, nine hundred seventy-seven thousand, seven hundred fifty-two".