44537856990 has 64 divisors (see below), whose sum is σ = 118205644032. Its totient is φ = 10649145600.

The previous prime is 44537856977. The next prime is 44537856991. The reversal of 44537856990 is 9965873544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44537856991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 900316 + ... + 948495.

It is an arithmetic number, because the mean of its divisors is an integer number (1846963188).

Almost surely, 2^44537856990 is an apocalyptic number.

44537856990 is an abundant number, since it is smaller than the sum of its proper divisors (73667787042).

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

44537856990 is a wasteful number, since it uses less digits than its factorization.

44537856990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848905.

The product of its (nonzero) digits is 32659200, while the sum is 60.

The spelling of 44537856990 in words is "forty-four billion, five hundred thirty-seven million, eight hundred fifty-six thousand, nine hundred ninety".