149642818164 has 36 divisors (see below), whose sum is σ = 432301475424. Its totient is φ = 42755090832.

The previous prime is 149642818163. The next prime is 149642818207. The reversal of 149642818164 is 461818246941.

149642818164 is a `hidden beast` number, since 1 + 49 + 6 + 428 + 18 + 164 = 666.

149642818164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 149642818164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149642818163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 296910102 + ... + 296910605.

Almost surely, 2^149642818164 is an apocalyptic number.

149642818164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

149642818164 is an abundant number, since it is smaller than the sum of its proper divisors (282658657260).

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

149642818164 is a wasteful number, since it uses less digits than its factorization.

149642818164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593820724 (or 593820719 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The spelling of 149642818164 in words is "one hundred forty-nine billion, six hundred forty-two million, eight hundred eighteen thousand, one hundred sixty-four".