149689181160 has 96 divisors (see below), whose sum is σ = 490953177000. Its totient is φ = 39550892544.

The previous prime is 149689181143. The next prime is 149689181179. The reversal of 149689181160 is 61181986941.

149689181160 is a `hidden beast` number, since 1 + 496 + 8 + 91 + 8 + 1 + 1 + 60 = 666.

149689181160 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 149133447684 + 555733476 = 386178^2 + 23574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 149689181097 and 149689181106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1868115 + ... + 1946594.

Almost surely, 2^149689181160 is an apocalyptic number.

149689181160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149689181160 is an abundant number, since it is smaller than the sum of its proper divisors (341263995840).

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

149689181160 is a wasteful number, since it uses less digits than its factorization.

149689181160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814835 (or 3814828 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 54.

The spelling of 149689181160 in words is "one hundred forty-nine billion, six hundred eighty-nine million, one hundred eighty-one thousand, one hundred sixty".