2664404707 has 2 divisors, whose sum is σ = 2664404708. Its totient is φ = 2664404706.

The previous prime is 2664404623. The next prime is 2664404719. The reversal of 2664404707 is 7074044662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2664404707 - 2¹⁵ = 2664371939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2664404707.

It is not a weakly prime, because it can be changed into another prime (2664404737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332202353 + 1332202354.

It is an arithmetic number, because the mean of its divisors is an integer number (1332202354).

Almost surely, 2^2664404707 is an apocalyptic number.

2664404707 is a deficient number, since it is larger than the sum of its proper divisors (1).

2664404707 is an equidigital number, since it uses as much as digits as its factorization.

2664404707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 2664404707 is about 51617.8719727964. The cubic root of 2664404707 is about 1386.3303489786.

The spelling of 2664404707 in words is "two billion, six hundred sixty-four million, four hundred four thousand, seven hundred seven".