25413244461 has 24 divisors (see below), whose sum is σ = 42400710144. Its totient is φ = 14495967360.

The previous prime is 25413244453. The next prime is 25413244469. The reversal of 25413244461 is 16444231452.

25413244461 is a `hidden beast` number, since 2 + 541 + 32 + 44 + 46 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (25413244453) and next prime (25413244469).

It is not a de Polignac number, because 25413244461 - 2³ = 25413244453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25413244469) 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, 7548301 + ... + 7551666.

It is an arithmetic number, because the mean of its divisors is an integer number (1766696256).

Almost surely, 2^25413244461 is an apocalyptic number.

It is an amenable number.

25413244461 is a deficient number, since it is larger than the sum of its proper divisors (16987465683).

25413244461 is a wasteful number, since it uses less digits than its factorization.

25413244461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15100001 (or 15099998 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The spelling of 25413244461 in words is "twenty-five billion, four hundred thirteen million, two hundred forty-four thousand, four hundred sixty-one".