97626104664 has 128 divisors (see below), whose sum is σ = 274259381760. Its totient is φ = 28702080000.

The previous prime is 97626104621. The next prime is 97626104713. The reversal of 97626104664 is 46640162679.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

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 31 ways as a sum of consecutive naturals, for example, 1934229 + ... + 1984059.

It is an arithmetic number, because the mean of its divisors is an integer number (2142651420).

Almost surely, 2^97626104664 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 97626104664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137129690880).

97626104664 is an abundant number, since it is smaller than the sum of its proper divisors (176633277096).

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

97626104664 is a wasteful number, since it uses less digits than its factorization.

97626104664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50073 (or 50069 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 97626104664 in words is "ninety-seven billion, six hundred twenty-six million, one hundred four thousand, six hundred sixty-four".