163691463150 has 72 divisors (see below), whose sum is σ = 439835699160. Its totient is φ = 43645965120.

The previous prime is 163691463139. The next prime is 163691463157. The reversal of 163691463150 is 51364196361.

163691463150 is a `hidden beast` number, since 1 + 6 + 3 + 6 + 9 + 1 + 4 + 631 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 163691463096 and 163691463105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163691463157) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5350096 + ... + 5380604.

It is an arithmetic number, because the mean of its divisors is an integer number (6108829155).

Almost surely, 2^163691463150 is an apocalyptic number.

163691463150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163691463150 is an abundant number, since it is smaller than the sum of its proper divisors (276144236010).

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

163691463150 is a wasteful number, since it uses less digits than its factorization.

163691463150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42450 (or 42442 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 163691463150 in words is "one hundred sixty-three billion, six hundred ninety-one million, four hundred sixty-three thousand, one hundred fifty".