253268879435 has 24 divisors (see below), whose sum is σ = 359760967440. Its totient is φ = 170026655040.

The previous prime is 253268879431. The next prime is 253268879543. The reversal of 253268879435 is 534978862352.

It is a happy number.

It is not a de Polignac number, because 253268879435 - 2² = 253268879431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253268879431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16093145 + ... + 16108874.

It is an arithmetic number, because the mean of its divisors is an integer number (14990040310).

Almost surely, 2^253268879435 is an apocalyptic number.

253268879435 is a deficient number, since it is larger than the sum of its proper divisors (106492088005).

253268879435 is a wasteful number, since it uses less digits than its factorization.

253268879435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32202059 (or 32202048 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 62.

The spelling of 253268879435 in words is "two hundred fifty-three billion, two hundred sixty-eight million, eight hundred seventy-nine thousand, four hundred thirty-five".