2345657211647 has 2 divisors, whose sum is σ = 2345657211648. Its totient is φ = 2345657211646.

The previous prime is 2345657211619. The next prime is 2345657211713. The reversal of 2345657211647 is 7461127565432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2345657211647 - 2¹⁴ = 2345657195263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2345657211617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172828605823 + 1172828605824.

It is an arithmetic number, because the mean of its divisors is an integer number (1172828605824).

Almost surely, 2^{2345657211647} is an apocalyptic number.

2345657211647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2345657211647 is an equidigital number, since it uses as much as digits as its factorization.

2345657211647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8467200, while the sum is 53.

The spelling of 2345657211647 in words is "two trillion, three hundred forty-five billion, six hundred fifty-seven million, two hundred eleven thousand, six hundred forty-seven".