45435328017128 has 32 divisors (see below), whose sum is σ = 100502108060160. Its totient is φ = 18844145259840.

The previous prime is 45435328017077. The next prime is 45435328017151. The reversal of 45435328017128 is 82171082353454.

It is a super-2 number, since 2×45435328017128² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45435328017128.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13086210251 + ... + 13086213722.

It is an arithmetic number, because the mean of its divisors is an integer number (3140690876880).

Almost surely, 2^{45435328017128} is an apocalyptic number.

It is an amenable number.

45435328017128 is an abundant number, since it is smaller than the sum of its proper divisors (55066780043032).

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

45435328017128 is a wasteful number, since it uses less digits than its factorization.

45435328017128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26172424017 (or 26172424013 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 45435328017128 in words is "forty-five trillion, four hundred thirty-five billion, three hundred twenty-eight million, seventeen thousand, one hundred twenty-eight".