253561426022 has 4 divisors (see below), whose sum is σ = 380342139036. Its totient is φ = 126780713010.

The previous prime is 253561425991. The next prime is 253561426031. The reversal of 253561426022 is 220624165352.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63390356504 + ... + 63390356507.

It is an arithmetic number, because the mean of its divisors is an integer number (95085534759).

Almost surely, 2^253561426022 is an apocalyptic number.

253561426022 is a deficient number, since it is larger than the sum of its proper divisors (126780713014).

253561426022 is a wasteful number, since it uses less digits than its factorization.

253561426022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126780713013.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 253561426022 in words is "two hundred fifty-three billion, five hundred sixty-one million, four hundred twenty-six thousand, twenty-two".