253408426426 has 8 divisors (see below), whose sum is σ = 380122311744. Its totient is φ = 126700989180.

The previous prime is 253408426423. The next prime is 253408426477. The reversal of 253408426426 is 624624804352.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (253408426423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1512540 + ... + 1671703.

It is an arithmetic number, because the mean of its divisors is an integer number (47515288968).

Almost surely, 2^253408426426 is an apocalyptic number.

253408426426 is a deficient number, since it is larger than the sum of its proper divisors (126713885318).

253408426426 is a wasteful number, since it uses less digits than its factorization.

253408426426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224036.

The product of its (nonzero) digits is 2211840, while the sum is 46.

The spelling of 253408426426 in words is "two hundred fifty-three billion, four hundred eight million, four hundred twenty-six thousand, four hundred twenty-six".