163663763346 has 48 divisors (see below), whose sum is σ = 364594583808. Its totient is φ = 53027524800.

The previous prime is 163663763303. The next prime is 163663763371. The reversal of 163663763346 is 643367366361.

It is a junction number, because it is equal to n+sod(n) for n = 163663763292 and 163663763301.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209166 + ... + 609161.

It is an arithmetic number, because the mean of its divisors is an integer number (7595720496).

Almost surely, 2^163663763346 is an apocalyptic number.

163663763346 is an abundant number, since it is smaller than the sum of its proper divisors (200930820462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163663763346 is a wasteful number, since it uses less digits than its factorization.

163663763346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818647 (or 818644 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 54.

The spelling of 163663763346 in words is "one hundred sixty-three billion, six hundred sixty-three million, seven hundred sixty-three thousand, three hundred forty-six".