25244031542412 has 48 divisors (see below), whose sum is σ = 59046698541824. Its totient is φ = 8394114456000.

The previous prime is 25244031542399. The next prime is 25244031542413. The reversal of 25244031542412 is 21424513044252.

It is a super-2 number, since 2×25244031542412² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25244031542413) 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, 76985487 + ... + 77312697.

Almost surely, 2^{25244031542412} is an apocalyptic number.

It is an amenable number.

25244031542412 is an abundant number, since it is smaller than the sum of its proper divisors (33802666999412).

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

25244031542412 is a wasteful number, since it uses less digits than its factorization.

25244031542412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342910 (or 342908 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 25244031542412 its reverse (21424513044252), we get a palindrome (46668544586664).

The spelling of 25244031542412 in words is "twenty-five trillion, two hundred forty-four billion, thirty-one million, five hundred forty-two thousand, four hundred twelve".