45234623644 has 48 divisors (see below), whose sum is σ = 91920407040. Its totient is φ = 19077710400.

The previous prime is 45234623639. The next prime is 45234623659. The reversal of 45234623644 is 44632643254.

It is a self number, because there is not a number n which added to its sum of digits gives 45234623644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402402 + ... + 502390.

It is an arithmetic number, because the mean of its divisors is an integer number (1915008480).

Almost surely, 2^45234623644 is an apocalyptic number.

It is an amenable number.

45234623644 is an abundant number, since it is smaller than the sum of its proper divisors (46685783396).

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

45234623644 is a wasteful number, since it uses less digits than its factorization.

45234623644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100258 (or 100256 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 43.

The spelling of 45234623644 in words is "forty-five billion, two hundred thirty-four million, six hundred twenty-three thousand, six hundred forty-four".