2631012534 has 24 divisors (see below), whose sum is σ = 5833099272. Its totient is φ = 856608480.

The previous prime is 2631012521. The next prime is 2631012557. The reversal of 2631012534 is 4352101362.

2631012534 is a `hidden beast` number, since 2 + 631 + 0 + 1 + 25 + 3 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2631012498 and 2631012507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1698847 + ... + 1700394.

It is an arithmetic number, because the mean of its divisors is an integer number (243045803).

Almost surely, 2^2631012534 is an apocalyptic number.

2631012534 is an abundant number, since it is smaller than the sum of its proper divisors (3202086738).

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

2631012534 is a wasteful number, since it uses less digits than its factorization.

2631012534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399292 (or 3399289 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2631012534 is about 51293.3965925440. The cubic root of 2631012534 is about 1380.5144993989.

Adding to 2631012534 its reverse (4352101362), we get a palindrome (6983113896).

The spelling of 2631012534 in words is "two billion, six hundred thirty-one million, twelve thousand, five hundred thirty-four".