253366442251 has 8 divisors (see below), whose sum is σ = 273917869344. Its totient is φ = 232966686720.

The previous prime is 253366442227. The next prime is 253366442299. The reversal of 253366442251 is 152244663352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253366442251 - 2³³ = 244776507659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253366442198 and 253366442207.

It is not an unprimeable number, because it can be changed into a prime (253366442221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37914415 + ... + 37921096.

It is an arithmetic number, because the mean of its divisors is an integer number (34239733668).

Almost surely, 2^253366442251 is an apocalyptic number.

253366442251 is a deficient number, since it is larger than the sum of its proper divisors (20551427093).

253366442251 is a wasteful number, since it uses less digits than its factorization.

253366442251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75835781.

The product of its digits is 1036800, while the sum is 43.

The spelling of 253366442251 in words is "two hundred fifty-three billion, three hundred sixty-six million, four hundred forty-two thousand, two hundred fifty-one".