253726413274 has 8 divisors (see below), whose sum is σ = 380593134900. Its totient is φ = 126862034976.

The previous prime is 253726413263. The next prime is 253726413287. The reversal of 253726413274 is 472314627352.

It can be written as a sum of positive squares in 2 ways, for example, as 216955666225 + 36770747049 = 465785^2 + 191757^2 .

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, 284049 + ... + 766900.

Almost surely, 2^253726413274 is an apocalyptic number.

253726413274 is a deficient number, since it is larger than the sum of its proper divisors (126866721626).

253726413274 is a wasteful number, since it uses less digits than its factorization.

253726413274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171664.

The product of its digits is 1693440, while the sum is 46.

The spelling of 253726413274 in words is "two hundred fifty-three billion, seven hundred twenty-six million, four hundred thirteen thousand, two hundred seventy-four".