115648444 has 12 divisors (see below), whose sum is σ = 204471904. Its totient is φ = 57227904.

The previous prime is 115648441. The next prime is 115648453. The reversal of 115648444 is 444846511.

It is a super-2 number, since 2×115648444² = 26749125199242272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115648441) 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, 148644 + ... + 149419.

Almost surely, 2^115648444 is an apocalyptic number.

It is an amenable number.

115648444 is a deficient number, since it is larger than the sum of its proper divisors (88823460).

115648444 is a wasteful number, since it uses less digits than its factorization.

115648444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298164 (or 298162 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 115648444 is about 10753.9966524079. The cubic root of 115648444 is about 487.2067141456.

The spelling of 115648444 in words is "one hundred fifteen million, six hundred forty-eight thousand, four hundred forty-four".