45450109372 has 12 divisors (see below), whose sum is σ = 79541282016. Its totient is φ = 22724028800.

The previous prime is 45450109343. The next prime is 45450109387. The reversal of 45450109372 is 27390105454.

It is a happy number.

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, 152068 + ... + 337675.

It is an arithmetic number, because the mean of its divisors is an integer number (6628440168).

Almost surely, 2^45450109372 is an apocalyptic number.

It is an amenable number.

45450109372 is a deficient number, since it is larger than the sum of its proper divisors (34091172644).

45450109372 is a wasteful number, since it uses less digits than its factorization.

45450109372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512948 (or 512946 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 45450109372 in words is "forty-five billion, four hundred fifty million, one hundred nine thousand, three hundred seventy-two".