163715943354 has 32 divisors (see below), whose sum is σ = 330463995264. Its totient is φ = 54067023360.

The previous prime is 163715943341. The next prime is 163715943373. The reversal of 163715943354 is 453349517361.

It is a junction number, because it is equal to n+sod(n) for n = 163715943297 and 163715943306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1661347 + ... + 1757129.

It is an arithmetic number, because the mean of its divisors is an integer number (10326999852).

Almost surely, 2^163715943354 is an apocalyptic number.

163715943354 is an abundant number, since it is smaller than the sum of its proper divisors (166748051910).

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

163715943354 is a wasteful number, since it uses less digits than its factorization.

163715943354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98422.

The product of its digits is 4082400, while the sum is 51.

The spelling of 163715943354 in words is "one hundred sixty-three billion, seven hundred fifteen million, nine hundred forty-three thousand, three hundred fifty-four".