162664701439 has 2 divisors, whose sum is σ = 162664701440. Its totient is φ = 162664701438.

The previous prime is 162664701401. The next prime is 162664701469. The reversal of 162664701439 is 934107466261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162664701439 - 2²⁷ = 162530483711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162664701392 and 162664701401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162664701469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81332350719 + 81332350720.

It is an arithmetic number, because the mean of its divisors is an integer number (81332350720).

Almost surely, 2^162664701439 is an apocalyptic number.

162664701439 is a deficient number, since it is larger than the sum of its proper divisors (1).

162664701439 is an equidigital number, since it uses as much as digits as its factorization.

162664701439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 162664701439 in words is "one hundred sixty-two billion, six hundred sixty-four million, seven hundred one thousand, four hundred thirty-nine".