253573712157 has 32 divisors (see below), whose sum is σ = 348982057984. Its totient is φ = 163715904000.

The previous prime is 253573712153. The next prime is 253573712209. The reversal of 253573712157 is 751217375352.

253573712157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 253573712157 - 2² = 253573712153 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 (253573712153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2900982 + ... + 2987112.

It is an arithmetic number, because the mean of its divisors is an integer number (10905689312).

Almost surely, 2^253573712157 is an apocalyptic number.

It is an amenable number.

253573712157 is a deficient number, since it is larger than the sum of its proper divisors (95408345827).

253573712157 is a wasteful number, since it uses less digits than its factorization.

253573712157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86449.

The product of its digits is 1543500, while the sum is 48.

The spelling of 253573712157 in words is "two hundred fifty-three billion, five hundred seventy-three million, seven hundred twelve thousand, one hundred fifty-seven".