25324236006465 has 48 divisors (see below), whose sum is σ = 44978131171008. Its totient is φ = 12156848880000.

The previous prime is 25324236006463. The next prime is 25324236006467. The reversal of 25324236006465 is 56460063242352.

It is an interprime number because it is at equal distance from previous prime (25324236006463) and next prime (25324236006467).

It is not a de Polignac number, because 25324236006465 - 2¹ = 25324236006463 is a prime.

It is a super-2 number, since 2×25324236006465² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25324236006463) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68889691 + ... + 69256320.

It is an arithmetic number, because the mean of its divisors is an integer number (937044399396).

Almost surely, 2^{25324236006465} is an apocalyptic number.

It is an amenable number.

25324236006465 is a deficient number, since it is larger than the sum of its proper divisors (19653895164543).

25324236006465 is a wasteful number, since it uses less digits than its factorization.

25324236006465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138146142 (or 138146131 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 25324236006465 in words is "twenty-five trillion, three hundred twenty-four billion, two hundred thirty-six million, six thousand, four hundred sixty-five".