253461342015 has 24 divisors (see below), whose sum is σ = 502094849568. Its totient is φ = 115868041920.

The previous prime is 253461342007. The next prime is 253461342037. The reversal of 253461342015 is 510243164352.

253461342015 is a `hidden beast` number, since 2 + 5 + 3 + 4 + 613 + 4 + 20 + 15 = 666.

It is not a de Polignac number, because 253461342015 - 2³ = 253461342007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 402319276 + ... + 402319905.

It is an arithmetic number, because the mean of its divisors is an integer number (20920618732).

Almost surely, 2^253461342015 is an apocalyptic number.

253461342015 is a deficient number, since it is larger than the sum of its proper divisors (248633507553).

253461342015 is a wasteful number, since it uses less digits than its factorization.

253461342015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804639199 (or 804639196 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 253461342015 in words is "two hundred fifty-three billion, four hundred sixty-one million, three hundred forty-two thousand, fifteen".