45557574129 has 12 divisors (see below), whose sum is σ = 65845604916. Its totient is φ = 30353152992.

The previous prime is 45557574109. The next prime is 45557574143. The reversal of 45557574129 is 92147575554.

45557574129 is a `hidden beast` number, since 4 + 5 + 5 + 57 + 574 + 12 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7392044529 + 38165529600 = 85977^2 + 195360^2 .

It is not a de Polignac number, because 45557574129 - 2⁹ = 45557573617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45557574109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1531374 + ... + 1560839.

It is an arithmetic number, because the mean of its divisors is an integer number (5487133743).

Almost surely, 2^45557574129 is an apocalyptic number.

It is an amenable number.

45557574129 is a deficient number, since it is larger than the sum of its proper divisors (20288030787).

45557574129 is a wasteful number, since it uses less digits than its factorization.

45557574129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093856 (or 3093853 counting only the distinct ones).

The product of its digits is 8820000, while the sum is 54.

The spelling of 45557574129 in words is "forty-five billion, five hundred fifty-seven million, five hundred seventy-four thousand, one hundred twenty-nine".