44987137870 has 32 divisors (see below), whose sum is σ = 81332978688. Its totient is φ = 17915885568.

The previous prime is 44987137831. The next prime is 44987137889. The reversal of 44987137870 is 7873178944.

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, 2199732 + ... + 2220088.

It is an arithmetic number, because the mean of its divisors is an integer number (2541655584).

Almost surely, 2^44987137870 is an apocalyptic number.

44987137870 is a deficient number, since it is larger than the sum of its proper divisors (36345840818).

44987137870 is a wasteful number, since it uses less digits than its factorization.

44987137870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21324.

The product of its (nonzero) digits is 9483264, while the sum is 58.

The spelling of 44987137870 in words is "forty-four billion, nine hundred eighty-seven million, one hundred thirty-seven thousand, eight hundred seventy".