2631607897634 has 16 divisors (see below), whose sum is σ = 3949601895360. Its totient is φ = 1315074079440.

The previous prime is 2631607897613. The next prime is 2631607897649. The reversal of 2631607897634 is 4367987061362.

It is a Curzon number.

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, 42387587 + ... + 42449625.

It is an arithmetic number, because the mean of its divisors is an integer number (246850118460).

Almost surely, 2^{2631607897634} is an apocalyptic number.

2631607897634 is a deficient number, since it is larger than the sum of its proper divisors (1317993997726).

2631607897634 is a wasteful number, since it uses less digits than its factorization.

2631607897634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73465.

The product of its (nonzero) digits is 54867456, while the sum is 62.

The spelling of 2631607897634 in words is "two trillion, six hundred thirty-one billion, six hundred seven million, eight hundred ninety-seven thousand, six hundred thirty-four".