253536402334 has 4 divisors (see below), whose sum is σ = 380304603504. Its totient is φ = 126768201166.

The previous prime is 253536402319. The next prime is 253536402349. The reversal of 253536402334 is 433204635352.

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

It is an interprime number because it is at equal distance from previous prime (253536402319) and next prime (253536402349).

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, 63384100582 + ... + 63384100585.

It is an arithmetic number, because the mean of its divisors is an integer number (95076150876).

Almost surely, 2^253536402334 is an apocalyptic number.

253536402334 is a deficient number, since it is larger than the sum of its proper divisors (126768201170).

253536402334 is a wasteful number, since it uses less digits than its factorization.

253536402334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126768201169.

The product of its (nonzero) digits is 777600, while the sum is 40.

The spelling of 253536402334 in words is "two hundred fifty-three billion, five hundred thirty-six million, four hundred two thousand, three hundred thirty-four".