44135614631 has 4 divisors (see below), whose sum is σ = 44262806952. Its totient is φ = 44008422312.

The previous prime is 44135614603. The next prime is 44135614637. The reversal of 44135614631 is 13641653144.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44135614631 - 2³⁴ = 26955745447 is a prime.

It is a super-2 number, since 2×44135614631² (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 (44135614637) 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, 63595640 + ... + 63596333.

It is an arithmetic number, because the mean of its divisors is an integer number (11065701738).

Almost surely, 2^44135614631 is an apocalyptic number.

44135614631 is a deficient number, since it is larger than the sum of its proper divisors (127192321).

44135614631 is a wasteful number, since it uses less digits than its factorization.

44135614631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127192320.

The product of its digits is 103680, while the sum is 38.

The spelling of 44135614631 in words is "forty-four billion, one hundred thirty-five million, six hundred fourteen thousand, six hundred thirty-one".