2630972506 has 4 divisors (see below), whose sum is σ = 3946458762. Its totient is φ = 1315486252.

The previous prime is 2630972473. The next prime is 2630972543. The reversal of 2630972506 is 6052790362.

2630972506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2629125625 + 1846881 = 51275^2 + 1359^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657743125 + ... + 657743128.

Almost surely, 2^2630972506 is an apocalyptic number.

2630972506 is a deficient number, since it is larger than the sum of its proper divisors (1315486256).

2630972506 is a wasteful number, since it uses less digits than its factorization.

2630972506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315486255.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 2630972506 is about 51293.0064043823. The cubic root of 2630972506 is about 1380.5074983535.

The spelling of 2630972506 in words is "two billion, six hundred thirty million, nine hundred seventy-two thousand, five hundred six".