25244214263144 has 32 divisors (see below), whose sum is σ = 47571974040000. Its totient is φ = 12558357770112.

The previous prime is 25244214263141. The next prime is 25244214263197. The reversal of 25244214263144 is 44136241244252.

It is a junction number, because it is equal to n+sod(n) for n = 25244214263095 and 25244214263104.

It is not an unprimeable number, because it can be changed into a prime (25244214263141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69473567 + ... + 69835985.

It is an arithmetic number, because the mean of its divisors is an integer number (1486624188750).

Almost surely, 2^{25244214263144} is an apocalyptic number.

It is an amenable number.

25244214263144 is a deficient number, since it is larger than the sum of its proper divisors (22327759776856).

25244214263144 is a wasteful number, since it uses less digits than its factorization.

25244214263144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406377 (or 406373 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 44.

The spelling of 25244214263144 in words is "twenty-five trillion, two hundred forty-four billion, two hundred fourteen million, two hundred sixty-three thousand, one hundred forty-four".