2631842664 has 32 divisors (see below), whose sum is σ = 7177753440. Its totient is φ = 797528000.

The previous prime is 2631842657. The next prime is 2631842693. The reversal of 2631842664 is 4662481362.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4984287 + ... + 4984814.

It is an arithmetic number, because the mean of its divisors is an integer number (224304795).

Almost surely, 2^2631842664 is an apocalyptic number.

2631842664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2631842664 is an abundant number, since it is smaller than the sum of its proper divisors (4545910776).

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

2631842664 is a wasteful number, since it uses less digits than its factorization.

2631842664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9969121 (or 9969117 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 2631842664 is about 51301.4879316380. The cubic root of 2631842664 is about 1380.6596762056.

The spelling of 2631842664 in words is "two billion, six hundred thirty-one million, eight hundred forty-two thousand, six hundred sixty-four".