162625665947 has 2 divisors, whose sum is σ = 162625665948. Its totient is φ = 162625665946.

The previous prime is 162625665941. The next prime is 162625665973. The reversal of 162625665947 is 749566526261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162625665947 - 2¹⁸ = 162625403803 is a prime.

It is not a weakly prime, because it can be changed into another prime (162625665941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81312832973 + 81312832974.

It is an arithmetic number, because the mean of its divisors is an integer number (81312832974).

Almost surely, 2^162625665947 is an apocalyptic number.

162625665947 is a deficient number, since it is larger than the sum of its proper divisors (1).

162625665947 is an equidigital number, since it uses as much as digits as its factorization.

162625665947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32659200, while the sum is 59.

The spelling of 162625665947 in words is "one hundred sixty-two billion, six hundred twenty-five million, six hundred sixty-five thousand, nine hundred forty-seven".