325440051757 has 4 divisors (see below), whose sum is σ = 329361016320. Its totient is φ = 321519087196.

The previous prime is 325440051751. The next prime is 325440051791. The reversal of 325440051757 is 757150044523.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 757150044523 = 4357 ⋅173777839.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325440051757 is a prime.

It is a super-2 number, since 2×325440051757² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325440051751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1960482157 + ... + 1960482322.

It is an arithmetic number, because the mean of its divisors is an integer number (82340254080).

Almost surely, 2^325440051757 is an apocalyptic number.

It is an amenable number.

325440051757 is a deficient number, since it is larger than the sum of its proper divisors (3920964563).

325440051757 is an equidigital number, since it uses as much as digits as its factorization.

325440051757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3920964562.

The product of its (nonzero) digits is 588000, while the sum is 43.

The spelling of 325440051757 in words is "three hundred twenty-five billion, four hundred forty million, fifty-one thousand, seven hundred fifty-seven".