253064763105 has 64 divisors (see below), whose sum is σ = 521099329536. Its totient is φ = 101777184000.

The previous prime is 253064763097. The next prime is 253064763109. The reversal of 253064763105 is 501367460352.

It is not a de Polignac number, because 253064763105 - 2³ = 253064763097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253064763109) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3498126 + ... + 3569735.

It is an arithmetic number, because the mean of its divisors is an integer number (8142177024).

Almost surely, 2^253064763105 is an apocalyptic number.

It is an amenable number.

253064763105 is an abundant number, since it is smaller than the sum of its proper divisors (268034566431).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253064763105 is a wasteful number, since it uses less digits than its factorization.

253064763105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067918.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 253064763105 in words is "two hundred fifty-three billion, sixty-four million, seven hundred sixty-three thousand, one hundred five".