44442668468 has 24 divisors (see below), whose sum is σ = 84909143424. Its totient is φ = 20185963200.

The previous prime is 44442668419. The next prime is 44442668509. The reversal of 44442668468 is 86486624444.

It is a happy number.

It is a super-2 number, since 2×44442668468² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322193 + ... + 438968.

It is an arithmetic number, because the mean of its divisors is an integer number (3537880976).

Almost surely, 2^44442668468 is an apocalyptic number.

It is an amenable number.

44442668468 is a deficient number, since it is larger than the sum of its proper divisors (40466474956).

44442668468 is a wasteful number, since it uses less digits than its factorization.

44442668468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762503 (or 762501 counting only the distinct ones).

The product of its digits is 28311552, while the sum is 56.

The spelling of 44442668468 in words is "forty-four billion, four hundred forty-two million, six hundred sixty-eight thousand, four hundred sixty-eight".