25969464675 has 432 divisors, whose sum is σ = 62432115200. Its totient is φ = 10687723200.

The previous prime is 25969464601. The next prime is 25969464691. The reversal of 25969464675 is 57646496952.

25969464675 is a `hidden beast` number, since 2 + 59 + 69 + 464 + 67 + 5 = 666.

It is not a de Polignac number, because 25969464675 - 2¹¹ = 25969462627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 252130674 + ... + 252130776.

Almost surely, 2^25969464675 is an apocalyptic number.

25969464675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25969464675 is an abundant number, since it is smaller than the sum of its proper divisors (36462650525).

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

25969464675 is a wasteful number, since it uses less digits than its factorization.

25969464675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 129 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 63.

The spelling of 25969464675 in words is "twenty-five billion, nine hundred sixty-nine million, four hundred sixty-four thousand, six hundred seventy-five".