2614391641 has 2 divisors, whose sum is σ = 2614391642. Its totient is φ = 2614391640.

The previous prime is 2614391581. The next prime is 2614391651. The reversal of 2614391641 is 1461934162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2209376016 + 405015625 = 47004^2 + 20125^2 .

It is a cyclic number.

It is not a de Polignac number, because 2614391641 - 2¹¹ = 2614389593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2614391641.

It is not a weakly prime, because it can be changed into another prime (2614391651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1307195820 + 1307195821.

It is an arithmetic number, because the mean of its divisors is an integer number (1307195821).

Almost surely, 2^2614391641 is an apocalyptic number.

It is an amenable number.

2614391641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2614391641 is an equidigital number, since it uses as much as digits as its factorization.

2614391641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 37.

The square root of 2614391641 is about 51131.1220393216. The cubic root of 2614391641 is about 1377.6013152929.

The spelling of 2614391641 in words is "two billion, six hundred fourteen million, three hundred ninety-one thousand, six hundred forty-one".