2325405646431 has 16 divisors (see below), whose sum is σ = 3937194745600. Its totient is φ = 1328803226424.

The previous prime is 2325405646427. The next prime is 2325405646433. The reversal of 2325405646431 is 1346465045232.

2325405646431 is a `hidden beast` number, since 2 + 3 + 2 + 5 + 40 + 564 + 6 + 43 + 1 = 666.

It is not a de Polignac number, because 2325405646431 - 2² = 2325405646427 is a prime.

It is a super-2 number, since 2×2325405646431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2325405646433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6151866601 + ... + 6151866978.

It is an arithmetic number, because the mean of its divisors is an integer number (246074671600).

Almost surely, 2^{2325405646431} is an apocalyptic number.

2325405646431 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2325405646431 is a deficient number, since it is larger than the sum of its proper divisors (1611789099169).

2325405646431 is a wasteful number, since it uses less digits than its factorization.

2325405646431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12303733595 (or 12303733589 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 2325405646431 in words is "two trillion, three hundred twenty-five billion, four hundred five million, six hundred forty-six thousand, four hundred thirty-one".