149923351170 has 80 divisors (see below), whose sum is σ = 417028237560. Its totient is φ = 38600948736.

The previous prime is 149923351163. The next prime is 149923351187. The reversal of 149923351170 is 71153329941.

149923351170 is a `hidden beast` number, since 1 + 49 + 9 + 23 + 3 + 511 + 70 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 102419840961 + 47503510209 = 320031^2 + 217953^2 .

It is a super-2 number, since 2×149923351170² (a number of 23 digits) contains 22 as substring.

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

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 in 39 ways as a sum of consecutive naturals, for example, 3167727 + ... + 3214706.

Almost surely, 2^149923351170 is an apocalyptic number.

149923351170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149923351170 is an abundant number, since it is smaller than the sum of its proper divisors (267104886390).

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

149923351170 is a wasteful number, since it uses less digits than its factorization.

149923351170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6382481 (or 6382472 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The spelling of 149923351170 in words is "one hundred forty-nine billion, nine hundred twenty-three million, three hundred fifty-one thousand, one hundred seventy".