97622502916 has 27 divisors (see below), whose sum is σ = 176966382229. Its totient is φ = 47119356368.

The previous prime is 97622502889. The next prime is 97622502917. The reversal of 97622502916 is 61920522679.

The square root of 97622502916 is 312446.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 51190872516 + 46431630400 = 226254^2 + 215480^2 .

It is a super-3 number, since 3×97622502916³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97622502916.

It is not an unprimeable number, because it can be changed into a prime (97622502917) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 18119175 + ... + 18124561.

Almost surely, 2^97622502916 is an apocalyptic number.

97622502916 is the 312446-th square number.

It is an amenable number.

97622502916 is a deficient number, since it is larger than the sum of its proper divisors (79343879313).

97622502916 is an frugal number, since it uses more digits than its factorization.

97622502916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10836 (or 5418 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

Multiplying 97622502916 by its sum of digits (49), we get a square (4783502642884 = 2187122²).

The spelling of 97622502916 in words is "ninety-seven billion, six hundred twenty-two million, five hundred two thousand, nine hundred sixteen".