162740828199 has 4 divisors (see below), whose sum is σ = 216987770936. Its totient is φ = 108493885464.

The previous prime is 162740828183. The next prime is 162740828227. The reversal of 162740828199 is 991828047261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 162740828199 - 2⁴ = 162740828183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162740828599) 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, 27123471364 + ... + 27123471369.

It is an arithmetic number, because the mean of its divisors is an integer number (54246942734).

Almost surely, 2^162740828199 is an apocalyptic number.

162740828199 is a deficient number, since it is larger than the sum of its proper divisors (54246942737).

162740828199 is an equidigital number, since it uses as much as digits as its factorization.

162740828199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54246942736.

The product of its (nonzero) digits is 3483648, while the sum is 57.

The spelling of 162740828199 in words is "one hundred sixty-two billion, seven hundred forty million, eight hundred twenty-eight thousand, one hundred ninety-nine".