45661062772 has 24 divisors (see below), whose sum is σ = 86101498952. Its totient is φ = 21062592000.

The previous prime is 45661062763. The next prime is 45661062791. The reversal of 45661062772 is 27726016654.

It can be written as a sum of positive squares in 4 ways, for example, as 378925156 + 45282137616 = 19466^2 + 212796^2 .

It is a congruent number.

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, 150129 + ... + 337432.

Almost surely, 2^45661062772 is an apocalyptic number.

It is an amenable number.

45661062772 is a deficient number, since it is larger than the sum of its proper divisors (40440436180).

45661062772 is a wasteful number, since it uses less digits than its factorization.

45661062772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489379 (or 489377 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 45661062772 in words is "forty-five billion, six hundred sixty-one million, sixty-two thousand, seven hundred seventy-two".