2631120265444 has 24 divisors (see below), whose sum is σ = 5059712373408. Its totient is φ = 1187234091840.

The previous prime is 2631120265393. The next prime is 2631120265507. The reversal of 2631120265444 is 4445620211362.

It is a junction number, because it is equal to n+sod(n) for n = 2631120265397 and 2631120265406.

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, 218235534 + ... + 218247589.

It is an arithmetic number, because the mean of its divisors is an integer number (210821348892).

Almost surely, 2^{2631120265444} is an apocalyptic number.

It is an amenable number.

2631120265444 is a deficient number, since it is larger than the sum of its proper divisors (2428592107964).

2631120265444 is a wasteful number, since it uses less digits than its factorization.

2631120265444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436483275 (or 436483273 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 2631120265444 in words is "two trillion, six hundred thirty-one billion, one hundred twenty million, two hundred sixty-five thousand, four hundred forty-four".