98971901604 has 27 divisors (see below), whose sum is σ = 250183744993. Its totient is φ = 32990004672.

The previous prime is 98971901549. The next prime is 98971901621. The reversal of 98971901604 is 40610917989.

The square root of 98971901604 is 314598.

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., 79608622500 + 19363279104 = 282150^2 + 139152^2 .

It is a super-2 number, since 2×98971901604² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1861372 + ... + 1913804.

Almost surely, 2^98971901604 is an apocalyptic number.

98971901604 is the 314598-th square number.

It is an amenable number.

98971901604 is an abundant number, since it is smaller than the sum of its proper divisors (151211843389).

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

98971901604 is an frugal number, since it uses more digits than its factorization.

98971901604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104876 (or 52438 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The spelling of 98971901604 in words is "ninety-eight billion, nine hundred seventy-one million, nine hundred one thousand, six hundred four".