45771040404 has 18 divisors (see below), whose sum is σ = 115699018890. Its totient is φ = 15257013456.

The previous prime is 45771040379. The next prime is 45771040421. The reversal of 45771040404 is 40404017754.

It is a happy number.

45771040404 is a `hidden beast` number, since 4 + 577 + 1 + 0 + 40 + 40 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30449552004 + 15321488400 = 174498^2 + 123780^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1271417789 = 45771040404 / (4 + 5 + 7 + 7 + 1 + 0 + 4 + 0 + 4 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 635708859 + ... + 635708930.

Almost surely, 2^45771040404 is an apocalyptic number.

It is an amenable number.

45771040404 is an abundant number, since it is smaller than the sum of its proper divisors (69927978486).

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

45771040404 is a wasteful number, since it uses less digits than its factorization.

45771040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271417799 (or 1271417794 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 36.

The spelling of 45771040404 in words is "forty-five billion, seven hundred seventy-one million, forty thousand, four hundred four".