133660142154 has 72 divisors (see below), whose sum is σ = 363791282400. Its totient is φ = 34716916080.

The previous prime is 133660142129. The next prime is 133660142177. The reversal of 133660142154 is 451241066331.

133660142154 is a `hidden beast` number, since 1 + 3 + 3 + 6 + 601 + 42 + 1 + 5 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4368204 + ... + 4398695.

It is an arithmetic number, because the mean of its divisors is an integer number (5052656700).

Almost surely, 2^133660142154 is an apocalyptic number.

133660142154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133660142154 is an abundant number, since it is smaller than the sum of its proper divisors (230131140246).

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

133660142154 is a wasteful number, since it uses less digits than its factorization.

133660142154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766936 (or 8766922 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 133660142154 in words is "one hundred thirty-three billion, six hundred sixty million, one hundred forty-two thousand, one hundred fifty-four".