163379037446 has 4 divisors (see below), whose sum is σ = 245068556172. Its totient is φ = 81689518722.

The previous prime is 163379037439. The next prime is 163379037469. The reversal of 163379037446 is 644730973361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 644730973361 = 643 ⋅1002692027.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40844759360 + ... + 40844759363.

It is an arithmetic number, because the mean of its divisors is an integer number (61267139043).

Almost surely, 2^163379037446 is an apocalyptic number.

163379037446 is a deficient number, since it is larger than the sum of its proper divisors (81689518726).

163379037446 is an equidigital number, since it uses as much as digits as its factorization.

163379037446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81689518725.

The product of its (nonzero) digits is 6858432, while the sum is 53.

The spelling of 163379037446 in words is "one hundred sixty-three billion, three hundred seventy-nine million, thirty-seven thousand, four hundred forty-six".