157477192689488 has 80 divisors (see below), whose sum is σ = 357889982325120. Its totient is φ = 65717741107200.

The previous prime is 157477192689463. The next prime is 157477192689547. The reversal of 157477192689488 is 884986291774751.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30519098 + ... + 35303961.

It is an arithmetic number, because the mean of its divisors is an integer number (4473624779064).

Almost surely, 2^{157477192689488} is an apocalyptic number.

It is an amenable number.

157477192689488 is an abundant number, since it is smaller than the sum of its proper divisors (200412789635632).

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

157477192689488 is a wasteful number, since it uses less digits than its factorization.

157477192689488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65823636 (or 65823630 counting only the distinct ones).

The product of its digits is 13655900160, while the sum is 86.

The spelling of 157477192689488 in words is "one hundred fifty-seven trillion, four hundred seventy-seven billion, one hundred ninety-two million, six hundred eighty-nine thousand, four hundred eighty-eight".