25416056130545 has 8 divisors (see below), whose sum is σ = 30571712174760. Its totient is φ = 20284548359040.

The previous prime is 25416056130533. The next prime is 25416056130599. The reversal of 25416056130545 is 54503165061452.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1432978979041 + 23983077151504 = 1197071^2 + 4897252^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25416056130545 - 2²⁰ = 25416055081969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25416056130545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6037065860 + ... + 6037070069.

It is an arithmetic number, because the mean of its divisors is an integer number (3821464021845).

Almost surely, 2^{25416056130545} is an apocalyptic number.

It is an amenable number.

25416056130545 is a deficient number, since it is larger than the sum of its proper divisors (5155656044215).

25416056130545 is a wasteful number, since it uses less digits than its factorization.

25416056130545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12074136355.

The product of its (nonzero) digits is 2160000, while the sum is 47.

The spelling of 25416056130545 in words is "twenty-five trillion, four hundred sixteen billion, fifty-six million, one hundred thirty thousand, five hundred forty-five".