44264642004 has 36 divisors (see below), whose sum is σ = 122063104800. Its totient is φ = 13413527760.

The previous prime is 44264641999. The next prime is 44264642011. The reversal of 44264642004 is 40024646244.

44264642004 is a `hidden beast` number, since 4 + 4 + 2 + 6 + 4 + 642 + 0 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×44264642004² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 44264642004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55889304 + ... + 55890095.

It is an arithmetic number, because the mean of its divisors is an integer number (3390641800).

Almost surely, 2^44264642004 is an apocalyptic number.

44264642004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44264642004 is an abundant number, since it is smaller than the sum of its proper divisors (77798462796).

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

44264642004 is a wasteful number, since it uses less digits than its factorization.

44264642004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111779420 (or 111779415 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 44264642004 in words is "forty-four billion, two hundred sixty-four million, six hundred forty-two thousand, four".