25344297801 has 6 divisors (see below), whose sum is σ = 36608430170. Its totient is φ = 16896198528.

The previous prime is 25344297779. The next prime is 25344297817. The reversal of 25344297801 is 10879244352.

25344297801 is a `hidden beast` number, since 2 + 534 + 42 + 9 + 78 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 16345878201 + 8998419600 = 127851^2 + 94860^2 .

It is not a de Polignac number, because 25344297801 - 2¹⁵ = 25344265033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25344299801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1408016536 + ... + 1408016553.

Almost surely, 2^25344297801 is an apocalyptic number.

It is an amenable number.

25344297801 is a deficient number, since it is larger than the sum of its proper divisors (11264132369).

25344297801 is a wasteful number, since it uses less digits than its factorization.

25344297801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816033095 (or 2816033092 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 25344297801 in words is "twenty-five billion, three hundred forty-four million, two hundred ninety-seven thousand, eight hundred one".