97157486832 has 160 divisors (see below), whose sum is σ = 289754073600. Its totient is φ = 27479015424.

The previous prime is 97157486831. The next prime is 97157486863. The reversal of 97157486832 is 23868475179.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97157486831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17443344 + ... + 17448912.

It is an arithmetic number, because the mean of its divisors is an integer number (1810962960).

Almost surely, 2^97157486832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97157486832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144877036800).

97157486832 is an abundant number, since it is smaller than the sum of its proper divisors (192596586768).

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

97157486832 is a wasteful number, since it uses less digits than its factorization.

97157486832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6103 (or 6097 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 60.

The spelling of 97157486832 in words is "ninety-seven billion, one hundred fifty-seven million, four hundred eighty-six thousand, eight hundred thirty-two".