45213775730 has 16 divisors (see below), whose sum is σ = 81401264280. Its totient is φ = 18081850752.

The previous prime is 45213775727. The next prime is 45213775787. The reversal of 45213775730 is 3757731254.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 35820483169 + 9393292561 = 189263^2 + 96919^2 .

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, 405269 + ... + 504648.

Almost surely, 2^45213775730 is an apocalyptic number.

45213775730 is a deficient number, since it is larger than the sum of its proper divisors (36187488550).

45213775730 is a wasteful number, since it uses less digits than its factorization.

45213775730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914893.

The product of its (nonzero) digits is 617400, while the sum is 44.

The spelling of 45213775730 in words is "forty-five billion, two hundred thirteen million, seven hundred seventy-five thousand, seven hundred thirty".