44661838285628 has 12 divisors (see below), whose sum is σ = 78175753090512. Its totient is φ = 22325908831200.

The previous prime is 44661838285627. The next prime is 44661838285667. The reversal of 44661838285628 is 82658283816644.

It is a super-2 number, since 2×44661838285628² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44661838285627) 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, 1252557848 + ... + 1252593503.

It is an arithmetic number, because the mean of its divisors is an integer number (6514646090876).

Almost surely, 2^{44661838285628} is an apocalyptic number.

It is an amenable number.

44661838285628 is a deficient number, since it is larger than the sum of its proper divisors (33513914804884).

44661838285628 is a wasteful number, since it uses less digits than its factorization.

44661838285628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505155812 (or 2505155810 counting only the distinct ones).

The product of its digits is 849346560, while the sum is 71.

The spelling of 44661838285628 in words is "forty-four trillion, six hundred sixty-one billion, eight hundred thirty-eight million, two hundred eighty-five thousand, six hundred twenty-eight".