253016120064 has 72 divisors (see below), whose sum is σ = 673636501440. Its totient is φ = 84308067328.

The previous prime is 253016120057. The next prime is 253016120083. The reversal of 253016120064 is 460021610352.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2106559 + ... + 2223425.

It is an arithmetic number, because the mean of its divisors is an integer number (9356062520).

Almost surely, 2^253016120064 is an apocalyptic number.

253016120064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

253016120064 is an abundant number, since it is smaller than the sum of its proper divisors (420620381376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253016120064 is a wasteful number, since it uses less digits than its factorization.

253016120064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119705 (or 119691 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 253016120064 in words is "two hundred fifty-three billion, sixteen million, one hundred twenty thousand, sixty-four".