45561772156 has 6 divisors (see below), whose sum is σ = 79733101280. Its totient is φ = 22780886076.

The previous prime is 45561772153. The next prime is 45561772181. The reversal of 45561772156 is 65127716554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45561772153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5695221516 + ... + 5695221523.

Almost surely, 2^45561772156 is an apocalyptic number.

It is an amenable number.

45561772156 is a deficient number, since it is larger than the sum of its proper divisors (34171329124).

45561772156 is a wasteful number, since it uses less digits than its factorization.

45561772156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11390443043 (or 11390443041 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 49.

The spelling of 45561772156 in words is "forty-five billion, five hundred sixty-one million, seven hundred seventy-two thousand, one hundred fifty-six".