34440255513 has 16 divisors (see below), whose sum is σ = 53708001600. Its totient is φ = 21751740000.

The previous prime is 34440255497. The next prime is 34440255559. The reversal of 34440255513 is 31555204443.

34440255513 is a `hidden beast` number, since 3 + 44 + 40 + 25 + 551 + 3 = 666.

It is not a de Polignac number, because 34440255513 - 2⁴ = 34440255497 is a prime.

It is a super-2 number, since 2×34440255513² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (34440255583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33566988 + ... + 33568013.

It is an arithmetic number, because the mean of its divisors is an integer number (3356750100).

Almost surely, 2^34440255513 is an apocalyptic number.

It is an amenable number.

34440255513 is a deficient number, since it is larger than the sum of its proper divisors (19267746087).

34440255513 is a wasteful number, since it uses less digits than its factorization.

34440255513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67135029 (or 67135023 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 34440255513 its reverse (31555204443), we get a palindrome (65995459956).

The spelling of 34440255513 in words is "thirty-four billion, four hundred forty million, two hundred fifty-five thousand, five hundred thirteen".