109698739264 has 63 divisors (see below), whose sum is σ = 229848943527. Its totient is φ = 51938713728.

The previous prime is 109698739261. The next prime is 109698739273. The reversal of 109698739264 is 462937896901.

The square root of 109698739264 is 331208.

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

It is a super-2 number, since 2×109698739264² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109698739196 and 109698739205.

It is not an unprimeable number, because it can be changed into a prime (109698739261) 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, 50342527 + ... + 50344705.

It is an arithmetic number, because the mean of its divisors is an integer number (3648395929).

Almost surely, 2^109698739264 is an apocalyptic number.

109698739264 is the 331208-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109698739264

109698739264 is an abundant number, since it is smaller than the sum of its proper divisors (120150204263).

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

109698739264 is an frugal number, since it uses more digits than its factorization.

109698739264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4408 (or 2200 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 64.

Multiplying 109698739264 by its sum of digits (64), we get a square (7020719312896 = 2649664²).

109698739264 divided by its sum of digits (64) gives a square (1714042801 = 41401²).

The spelling of 109698739264 in words is "one hundred nine billion, six hundred ninety-eight million, seven hundred thirty-nine thousand, two hundred sixty-four".