45012253448 has 16 divisors (see below), whose sum is σ = 84430264380. Its totient is φ = 22497516288.

The previous prime is 45012253439. The next prime is 45012253469. The reversal of 45012253448 is 84435221054.

45012253448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41673956164 + 3338297284 = 204142^2 + 57778^2 .

It is a super-2 number, since 2×45012253448² (a number of 22 digits) contains 22 as substring.

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, 1054061 + ... + 1095932.

Almost surely, 2^45012253448 is an apocalyptic number.

It is an amenable number.

45012253448 is a deficient number, since it is larger than the sum of its proper divisors (39418010932).

45012253448 is a wasteful number, since it uses less digits than its factorization.

45012253448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152616 (or 2152612 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 38.

The spelling of 45012253448 in words is "forty-five billion, twelve million, two hundred fifty-three thousand, four hundred forty-eight".