45256968192 has 48 divisors (see below), whose sum is σ = 120655800720. Its totient is φ = 15085654016.

The previous prime is 45256968151. The next prime is 45256968193. The reversal of 45256968192 is 29186965254.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (45256968193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3676878 + ... + 3689165.

It is an arithmetic number, because the mean of its divisors is an integer number (2513662515).

Almost surely, 2^45256968192 is an apocalyptic number.

It is an amenable number.

45256968192 is an abundant number, since it is smaller than the sum of its proper divisors (75398832528).

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

45256968192 is an equidigital number, since it uses as much as digits as its factorization.

45256968192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7366068 (or 7366048 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 57.

The spelling of 45256968192 in words is "forty-five billion, two hundred fifty-six million, nine hundred sixty-eight thousand, one hundred ninety-two".