253247087534 has 16 divisors (see below), whose sum is σ = 459675386208. Its totient is φ = 102150085632.

The previous prime is 253247087521. The next prime is 253247087543. The reversal of 253247087534 is 435780742352.

It is a congruent number.

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, 532031459 + ... + 532031934.

It is an arithmetic number, because the mean of its divisors is an integer number (28729711638).

Almost surely, 2^253247087534 is an apocalyptic number.

253247087534 is a deficient number, since it is larger than the sum of its proper divisors (206428298674).

253247087534 is a wasteful number, since it uses less digits than its factorization.

253247087534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064063419.

The product of its (nonzero) digits is 5644800, while the sum is 50.

The spelling of 253247087534 in words is "two hundred fifty-three billion, two hundred forty-seven million, eighty-seven thousand, five hundred thirty-four".