162163462451 has 4 divisors (see below), whose sum is σ = 171702489672. Its totient is φ = 152624435232.

The previous prime is 162163462393. The next prime is 162163462469. The reversal of 162163462451 is 154264361261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154264361261 = 1021 ⋅151091441.

It is a cyclic number.

It is not a de Polignac number, because 162163462451 - 2¹⁸ = 162163200307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 162163462399 and 162163462408.

It is not an unprimeable number, because it can be changed into a prime (162163462151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4769513585 + ... + 4769513618.

It is an arithmetic number, because the mean of its divisors is an integer number (42925622418).

Almost surely, 2^162163462451 is an apocalyptic number.

162163462451 is a deficient number, since it is larger than the sum of its proper divisors (9539027221).

162163462451 is an equidigital number, since it uses as much as digits as its factorization.

162163462451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9539027220.

The product of its digits is 207360, while the sum is 41.

The spelling of 162163462451 in words is "one hundred sixty-two billion, one hundred sixty-three million, four hundred sixty-two thousand, four hundred fifty-one".