45044785546 has 16 divisors (see below), whose sum is σ = 69221480328. Its totient is φ = 21971059200.

The previous prime is 45044785537. The next prime is 45044785549. The reversal of 45044785546 is 64558744054.

It can be written as a sum of positive squares in 4 ways, for example, as 30088718521 + 14956067025 = 173461^2 + 122295^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45044785493 and 45044785502.

It is not an unprimeable number, because it can be changed into a prime (45044785549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306546 + ... + 1340578.

Almost surely, 2^45044785546 is an apocalyptic number.

45044785546 is a deficient number, since it is larger than the sum of its proper divisors (24176694782).

45044785546 is a wasteful number, since it uses less digits than its factorization.

45044785546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50217.

The product of its (nonzero) digits is 10752000, while the sum is 52.

The spelling of 45044785546 in words is "forty-five billion, forty-four million, seven hundred eighty-five thousand, five hundred forty-six".