45280890012 has 12 divisors (see below), whose sum is σ = 105655410056. Its totient is φ = 15093630000.

The previous prime is 45280889999. The next prime is 45280890023. The reversal of 45280890012 is 21009808254.

45280890012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1886703739 + ... + 1886703762.

Almost surely, 2^45280890012 is an apocalyptic number.

It is an amenable number.

45280890012 is an abundant number, since it is smaller than the sum of its proper divisors (60374520044).

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

45280890012 is a wasteful number, since it uses less digits than its factorization.

45280890012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773407508 (or 3773407506 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 45280890012 in words is "forty-five billion, two hundred eighty million, eight hundred ninety thousand, twelve".