253129862724922 has 8 divisors (see below), whose sum is σ = 379872138696372. Its totient is φ = 126505816492800.

The previous prime is 253129862724883. The next prime is 253129862724941. The reversal of 253129862724922 is 229427268921352.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 253019319109561 + 110543615361 = 15906581^2 + 332481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29557429479 + ... + 29557438042.

Almost surely, 2^{253129862724922} is an apocalyptic number.

253129862724922 is a deficient number, since it is larger than the sum of its proper divisors (126742275971450).

253129862724922 is a wasteful number, since it uses less digits than its factorization.

253129862724922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59114869664.

The product of its digits is 104509440, while the sum is 64.

The spelling of 253129862724922 in words is "two hundred fifty-three trillion, one hundred twenty-nine billion, eight hundred sixty-two million, seven hundred twenty-four thousand, nine hundred twenty-two".