45047052774 has 48 divisors (see below), whose sum is σ = 101416245840. Its totient is φ = 14986101600.

The previous prime is 45047052773. The next prime is 45047052811. The reversal of 45047052774 is 47725074054.

45047052774 is a `hidden beast` number, since 4 + 50 + 4 + 7 + 0 + 527 + 74 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45047052773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156324 + ... + 338424.

It is an arithmetic number, because the mean of its divisors is an integer number (2112838455).

Almost surely, 2^45047052774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45047052774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50708122920).

45047052774 is an abundant number, since it is smaller than the sum of its proper divisors (56369193066).

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

45047052774 is a wasteful number, since it uses less digits than its factorization.

45047052774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182627 (or 182615 counting only the distinct ones).

The product of its (nonzero) digits is 1097600, while the sum is 45.

The spelling of 45047052774 in words is "forty-five billion, forty-seven million, fifty-two thousand, seven hundred seventy-four".