253510155051 has 16 divisors (see below), whose sum is σ = 346896211200. Its totient is φ = 164617995168.

The previous prime is 253510155029. The next prime is 253510155053. The reversal of 253510155051 is 150551015352.

It is not a de Polignac number, because 253510155051 - 2¹³ = 253510146859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253510155053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6550711 + ... + 6589296.

It is an arithmetic number, because the mean of its divisors is an integer number (21681013200).

Almost surely, 2^253510155051 is an apocalyptic number.

253510155051 is a deficient number, since it is larger than the sum of its proper divisors (93386056149).

253510155051 is a wasteful number, since it uses less digits than its factorization.

253510155051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13140178.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 253510155051 in words is "two hundred fifty-three billion, five hundred ten million, one hundred fifty-five thousand, fifty-one".