325551022320493 has 4 divisors (see below), whose sum is σ = 325554573632508. Its totient is φ = 325547471008480.

The previous prime is 325551022320487. The next prime is 325551022320499. The reversal of 325551022320493 is 394023220155523.

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

It is an interprime number because it is at equal distance from previous prime (325551022320487) and next prime (325551022320499).

It can be written as a sum of positive squares in 2 ways, for example, as 246181685671684 + 79369336648809 = 15690178^2 + 8908947^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325551022320493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325551022320499) 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, 1775518498 + ... + 1775701843.

It is an arithmetic number, because the mean of its divisors is an integer number (81388643408127).

Almost surely, 2^{325551022320493} is an apocalyptic number.

It is an amenable number.

325551022320493 is a deficient number, since it is larger than the sum of its proper divisors (3551312015).

325551022320493 is an equidigital number, since it uses as much as digits as its factorization.

325551022320493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551312014.

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 325551022320493 in words is "three hundred twenty-five trillion, five hundred fifty-one billion, twenty-two million, three hundred twenty thousand, four hundred ninety-three".