34621636631 has 16 divisors (see below), whose sum is σ = 36532036800. Its totient is φ = 32760419328.

The previous prime is 34621636613. The next prime is 34621636681. The reversal of 34621636631 is 13663612643.

It is a happy number.

It is not a de Polignac number, because 34621636631 - 2¹⁴ = 34621620247 is a prime.

It is a super-2 number, since 2×34621636631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34621636681) 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, 1415750 + ... + 1439996.

It is an arithmetic number, because the mean of its divisors is an integer number (2283252300).

Almost surely, 2^34621636631 is an apocalyptic number.

34621636631 is a deficient number, since it is larger than the sum of its proper divisors (1910400169).

34621636631 is a wasteful number, since it uses less digits than its factorization.

34621636631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25258.

The product of its digits is 279936, while the sum is 41.

The spelling of 34621636631 in words is "thirty-four billion, six hundred twenty-one million, six hundred thirty-six thousand, six hundred thirty-one".