11452175644 has 24 divisors (see below), whose sum is σ = 24666225248. Its totient is φ = 4530530880.

The previous prime is 11452175639. The next prime is 11452175701. The reversal of 11452175644 is 44657125411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11452175597 and 11452175606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15730647 + ... + 15731374.

Almost surely, 2^11452175644 is an apocalyptic number.

11452175644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11452175644 is an abundant number, since it is smaller than the sum of its proper divisors (13214049604).

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

11452175644 is a wasteful number, since it uses less digits than its factorization.

11452175644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31462045 (or 31462043 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The spelling of 11452175644 in words is "eleven billion, four hundred fifty-two million, one hundred seventy-five thousand, six hundred forty-four".