4621641662899 has 2 divisors, whose sum is σ = 4621641662900. Its totient is φ = 4621641662898.

The previous prime is 4621641662881. The next prime is 4621641662903. The reversal of 4621641662899 is 9982661461264.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4621641662899 - 2²⁷ = 4621507445171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4621641662899.

It is not a weakly prime, because it can be changed into another prime (4621641662299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310820831449 + 2310820831450.

It is an arithmetic number, because the mean of its divisors is an integer number (2310820831450).

Almost surely, 2^{4621641662899} is an apocalyptic number.

4621641662899 is a deficient number, since it is larger than the sum of its proper divisors (1).

4621641662899 is an equidigital number, since it uses as much as digits as its factorization.

4621641662899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53747712, while the sum is 64.

The spelling of 4621641662899 in words is "four trillion, six hundred twenty-one billion, six hundred forty-one million, six hundred sixty-two thousand, eight hundred ninety-nine".