97529425428 has 12 divisors (see below), whose sum is σ = 227568659360. Its totient is φ = 32509808472.

The previous prime is 97529425417. The next prime is 97529425463. The reversal of 97529425428 is 82452492579.

97529425428 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4063726048 + ... + 4063726071.

Almost surely, 2^97529425428 is an apocalyptic number.

It is an amenable number.

97529425428 is an abundant number, since it is smaller than the sum of its proper divisors (130039233932).

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

97529425428 is a wasteful number, since it uses less digits than its factorization.

97529425428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8127452126 (or 8127452124 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The spelling of 97529425428 in words is "ninety-seven billion, five hundred twenty-nine million, four hundred twenty-five thousand, four hundred twenty-eight".