45256530252 has 48 divisors (see below), whose sum is σ = 107362315872. Its totient is φ = 14833697280.

The previous prime is 45256530239. The next prime is 45256530257. The reversal of 45256530252 is 25203565254.

It is a self number, because there is not a number n which added to its sum of digits gives 45256530252.

It is not an unprimeable number, because it can be changed into a prime (45256530257) 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, 3105928 + ... + 3120464.

It is an arithmetic number, because the mean of its divisors is an integer number (2236714914).

Almost surely, 2^45256530252 is an apocalyptic number.

It is an amenable number.

45256530252 is an abundant number, since it is smaller than the sum of its proper divisors (62105785620).

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

45256530252 is a wasteful number, since it uses less digits than its factorization.

45256530252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18858 (or 18856 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 45256530252 in words is "forty-five billion, two hundred fifty-six million, five hundred thirty thousand, two hundred fifty-two".