25351656512322 has 64 divisors (see below), whose sum is σ = 58523963629824. Its totient is φ = 7171174214400.

The previous prime is 25351656512317. The next prime is 25351656512327. The reversal of 25351656512322 is 22321565615352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25351656512317) and next prime (25351656512327).

It is a super-3 number, since 3×25351656512322³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (25351656512327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72333688 + ... + 72683324.

It is an arithmetic number, because the mean of its divisors is an integer number (914436931716).

Almost surely, 2^{25351656512322} is an apocalyptic number.

25351656512322 is an abundant number, since it is smaller than the sum of its proper divisors (33172307117502).

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

25351656512322 is a wasteful number, since it uses less digits than its factorization.

25351656512322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366843.

The product of its digits is 3240000, while the sum is 48.

The spelling of 25351656512322 in words is "twenty-five trillion, three hundred fifty-one billion, six hundred fifty-six million, five hundred twelve thousand, three hundred twenty-two".