45008649064 has 32 divisors (see below), whose sum is σ = 89580590280. Its totient is φ = 21127163904.

The previous prime is 45008649043. The next prime is 45008649071. The reversal of 45008649064 is 46094680054.

It can be written as a sum of positive squares in 4 ways, for example, as 41367492100 + 3641156964 = 203390^2 + 60342^2 .

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, 362817 + ... + 470800.

Almost surely, 2^45008649064 is an apocalyptic number.

It is an amenable number.

45008649064 is a deficient number, since it is larger than the sum of its proper divisors (44571941216).

45008649064 is a wasteful number, since it uses less digits than its factorization.

45008649064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834037 (or 834033 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 45008649064 in words is "forty-five billion, eight million, six hundred forty-nine thousand, sixty-four".