2456666701 has 2 divisors, whose sum is σ = 2456666702. Its totient is φ = 2456666700.

The previous prime is 2456666627. The next prime is 2456666747. The reversal of 2456666701 is 1076666542.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1889988676 + 566678025 = 43474^2 + 23805^2 .

It is a cyclic number.

It is not a de Polignac number, because 2456666701 - 2⁷ = 2456666573 is a prime.

It is a super-2 number, since 2×2456666701² = 12070422559604446802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2456664701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228333350 + 1228333351.

It is an arithmetic number, because the mean of its divisors is an integer number (1228333351).

Almost surely, 2^2456666701 is an apocalyptic number.

It is an amenable number.

2456666701 is a deficient number, since it is larger than the sum of its proper divisors (1).

2456666701 is an equidigital number, since it uses as much as digits as its factorization.

2456666701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 2456666701 is about 49564.7727826932. The cubic root of 2456666701 is about 1349.3214149754.

The spelling of 2456666701 in words is "two billion, four hundred fifty-six million, six hundred sixty-six thousand, seven hundred one".