45257512733 has 4 divisors (see below), whose sum is σ = 46024589280. Its totient is φ = 44490436188.

The previous prime is 45257512711. The next prime is 45257512757. The reversal of 45257512733 is 33721575254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45257512733 - 2¹⁸ = 45257250589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45257512633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383538185 + ... + 383538302.

It is an arithmetic number, because the mean of its divisors is an integer number (11506147320).

Almost surely, 2^45257512733 is an apocalyptic number.

It is an amenable number.

45257512733 is a deficient number, since it is larger than the sum of its proper divisors (767076547).

45257512733 is an equidigital number, since it uses as much as digits as its factorization.

45257512733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767076546.

The product of its digits is 882000, while the sum is 44.

The spelling of 45257512733 in words is "forty-five billion, two hundred fifty-seven million, five hundred twelve thousand, seven hundred thirty-three".