45042087028 has 12 divisors (see below), whose sum is σ = 80656760800. Its totient is φ = 21997298232.

The previous prime is 45042086989. The next prime is 45042087031. The reversal of 45042087028 is 82078024054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130936128 + ... + 130936471.

Almost surely, 2^45042087028 is an apocalyptic number.

It is an amenable number.

45042087028 is a deficient number, since it is larger than the sum of its proper divisors (35614673772).

45042087028 is a wasteful number, since it uses less digits than its factorization.

45042087028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261872646 (or 261872644 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 40.

The spelling of 45042087028 in words is "forty-five billion, forty-two million, eighty-seven thousand, twenty-eight".