25431233213452 has 24 divisors (see below), whose sum is σ = 49031234520912. Its totient is φ = 11445199464000.

The previous prime is 25431233213423. The next prime is 25431233213471.

25431233213452 is nontrivially palindromic in base 10.

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, 2861295423 + ... + 2861304310.

It is an arithmetic number, because the mean of its divisors is an integer number (2042968105038).

Almost surely, 2^{25431233213452} is an apocalyptic number.

25431233213452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25431233213452 is a deficient number, since it is larger than the sum of its proper divisors (23600001307460).

25431233213452 is a wasteful number, since it uses less digits than its factorization.

25431233213452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722599849 (or 5722599847 counting only the distinct ones).

The product of its digits is 518400, while the sum is 40.

It can be divided in two parts, 2543123 and 3213452, that added together give a palindrome (5756575).

The spelling of 25431233213452 in words is "twenty-five trillion, four hundred thirty-one billion, two hundred thirty-three million, two hundred thirteen thousand, four hundred fifty-two".