45253138705 has 4 divisors (see below), whose sum is σ = 54303766452. Its totient is φ = 36202510960.

The previous prime is 45253138681. The next prime is 45253138741. The reversal of 45253138705 is 50783135254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33879556096 + 11373582609 = 184064^2 + 106647^2 .

It is not a de Polignac number, because 45253138705 - 2⁵ = 45253138673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4525313866 + ... + 4525313875.

It is an arithmetic number, because the mean of its divisors is an integer number (13575941613).

Almost surely, 2^45253138705 is an apocalyptic number.

It is an amenable number.

45253138705 is a deficient number, since it is larger than the sum of its proper divisors (9050627747).

45253138705 is an equidigital number, since it uses as much as digits as its factorization.

45253138705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9050627746.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 45253138705 in words is "forty-five billion, two hundred fifty-three million, one hundred thirty-eight thousand, seven hundred five".