2463631651 has 4 divisors (see below), whose sum is σ = 2653141792. Its totient is φ = 2274121512.

The previous prime is 2463631649. The next prime is 2463631661. The reversal of 2463631651 is 1561363642.

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

It is not a de Polignac number, because 2463631651 - 2¹ = 2463631649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2463631651.

It is not an unprimeable number, because it can be changed into a prime (2463631601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94755051 + ... + 94755076.

It is an arithmetic number, because the mean of its divisors is an integer number (663285448).

Almost surely, 2^2463631651 is an apocalyptic number.

2463631651 is a deficient number, since it is larger than the sum of its proper divisors (189510141).

2463631651 is a wasteful number, since it uses less digits than its factorization.

2463631651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189510140.

The product of its digits is 77760, while the sum is 37.

The square root of 2463631651 is about 49634.9841442505. The cubic root of 2463631651 is about 1350.5953754326.

The spelling of 2463631651 in words is "two billion, four hundred sixty-three million, six hundred thirty-one thousand, six hundred fifty-one".