2716640634 has 16 divisors (see below), whose sum is σ = 5719243680. Its totient is φ = 857886480.

The previous prime is 2716640621. The next prime is 2716640711. The reversal of 2716640634 is 4360466172.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2716640592 and 2716640601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11914977 + ... + 11915204.

It is an arithmetic number, because the mean of its divisors is an integer number (357452730).

Almost surely, 2^2716640634 is an apocalyptic number.

2716640634 is an abundant number, since it is smaller than the sum of its proper divisors (3002603046).

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

2716640634 is a wasteful number, since it uses less digits than its factorization.

2716640634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23830205.

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 2716640634 is about 52121.4028399083. The cubic root of 2716640634 is about 1395.3314960968.

The spelling of 2716640634 in words is "two billion, seven hundred sixteen million, six hundred forty thousand, six hundred thirty-four".