45051728016 has 80 divisors (see below), whose sum is σ = 123421636224. Its totient is φ = 14111864832.

The previous prime is 45051728011. The next prime is 45051728021. The reversal of 45051728016 is 61082715054.

It is an interprime number because it is at equal distance from previous prime (45051728011) and next prime (45051728021).

It is not an unprimeable number, because it can be changed into a prime (45051728011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 485286 + ... + 570618.

Almost surely, 2^45051728016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45051728016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61710818112).

45051728016 is an abundant number, since it is smaller than the sum of its proper divisors (78369908208).

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

45051728016 is a wasteful number, since it uses less digits than its factorization.

45051728016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86008 (or 86002 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The spelling of 45051728016 in words is "forty-five billion, fifty-one million, seven hundred twenty-eight thousand, sixteen".