2631738434225 has 6 divisors (see below), whose sum is σ = 3263355658470. Its totient is φ = 2105390747360.

The previous prime is 2631738434219. The next prime is 2631738434251. The reversal of 2631738434225 is 5224348371362.

2631738434225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 98442827536 + 2533295606689 = 313756^2 + 1591633^2 .

It is not a de Polignac number, because 2631738434225 - 2⁶ = 2631738434161 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52634768660 + ... + 52634768709.

It is an arithmetic number, because the mean of its divisors is an integer number (543892609745).

Almost surely, 2^{2631738434225} is an apocalyptic number.

2631738434225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2631738434225 is a deficient number, since it is larger than the sum of its proper divisors (631617224245).

2631738434225 is a wasteful number, since it uses less digits than its factorization.

2631738434225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105269537379 (or 105269537374 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 50.

The spelling of 2631738434225 in words is "two trillion, six hundred thirty-one billion, seven hundred thirty-eight million, four hundred thirty-four thousand, two hundred twenty-five".