253688542023 has 16 divisors (see below), whose sum is σ = 393125103360. Its totient is φ = 142507848576.

The previous prime is 253688541941. The next prime is 253688542031. The reversal of 253688542023 is 320245886352.

253688542023 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 253688542023 - 2¹⁰ = 253688540999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253688542033) 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 15 ways as a sum of consecutive naturals, for example, 102375090 + ... + 102377567.

It is an arithmetic number, because the mean of its divisors is an integer number (24570318960).

Almost surely, 2^253688542023 is an apocalyptic number.

253688542023 is a deficient number, since it is larger than the sum of its proper divisors (139436561337).

253688542023 is a wasteful number, since it uses less digits than its factorization.

253688542023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204752726.

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 253688542023 in words is "two hundred fifty-three billion, six hundred eighty-eight million, five hundred forty-two thousand, twenty-three".