162469400851 has 2 divisors, whose sum is σ = 162469400852. Its totient is φ = 162469400850.

The previous prime is 162469400827. The next prime is 162469400897. The reversal of 162469400851 is 158004964261.

It is a happy number.

It is an a-pointer prime, because the next prime (162469400897) can be obtained adding 162469400851 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162469400851 is a prime.

It is not a weakly prime, because it can be changed into another prime (162469406851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81234700425 + 81234700426.

It is an arithmetic number, because the mean of its divisors is an integer number (81234700426).

Almost surely, 2^162469400851 is an apocalyptic number.

162469400851 is a deficient number, since it is larger than the sum of its proper divisors (1).

162469400851 is an equidigital number, since it uses as much as digits as its factorization.

162469400851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 162469400851 in words is "one hundred sixty-two billion, four hundred sixty-nine million, four hundred thousand, eight hundred fifty-one".