34332621561 has 12 divisors (see below), whose sum is σ = 56676073792. Its totient is φ = 19618640856.

The previous prime is 34332621553. The next prime is 34332621563. The reversal of 34332621561 is 16512623343.

34332621561 is a `hidden beast` number, since 3 + 4 + 3 + 32 + 62 + 1 + 561 = 666.

It is not a de Polignac number, because 34332621561 - 2³ = 34332621553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34332621563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272481061 + ... + 272481186.

Almost surely, 2^34332621561 is an apocalyptic number.

It is an amenable number.

34332621561 is a deficient number, since it is larger than the sum of its proper divisors (22343452231).

34332621561 is a wasteful number, since it uses less digits than its factorization.

34332621561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544962260 (or 544962257 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The spelling of 34332621561 in words is "thirty-four billion, three hundred thirty-two million, six hundred twenty-one thousand, five hundred sixty-one".