97628763904 has 36 divisors (see below), whose sum is σ = 222715621744. Its totient is φ = 41840898048.

The previous prime is 97628763899. The next prime is 97628763907. The reversal of 97628763904 is 40936782679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97628763907) 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, 27238377 + ... + 27241960.

Almost surely, 2^97628763904 is an apocalyptic number.

It is an amenable number.

97628763904 is an abundant number, since it is smaller than the sum of its proper divisors (125086857840).

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

97628763904 is an equidigital number, since it uses as much as digits as its factorization.

97628763904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54480360 (or 54480346 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 97628763904 in words is "ninety-seven billion, six hundred twenty-eight million, seven hundred sixty-three thousand, nine hundred four".