154194949158 has 16 divisors (see below), whose sum is σ = 318337959936. Its totient is φ = 49740306120.

The previous prime is 154194949099. The next prime is 154194949213. The reversal of 154194949158 is 851949491451.

154194949158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 414502366 + ... + 414502737.

It is an arithmetic number, because the mean of its divisors is an integer number (19896122496).

Almost surely, 2^154194949158 is an apocalyptic number.

154194949158 is an abundant number, since it is smaller than the sum of its proper divisors (164143010778).

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

154194949158 is a wasteful number, since it uses less digits than its factorization.

154194949158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829005139.

The product of its digits is 9331200, while the sum is 60.

The spelling of 154194949158 in words is "one hundred fifty-four billion, one hundred ninety-four million, nine hundred forty-nine thousand, one hundred fifty-eight".