154136161146205 has 16 divisors (see below), whose sum is σ = 211399999948800. Its totient is φ = 105686735311872.

The previous prime is 154136161146179. The next prime is 154136161146229. The reversal of 154136161146205 is 502641161631451.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 154136161146205 - 2⁵ = 154136161146173 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137607805 + ... + 138723394.

It is an arithmetic number, because the mean of its divisors is an integer number (13212499996800).

Almost surely, 2^{154136161146205} is an apocalyptic number.

It is an amenable number.

154136161146205 is a deficient number, since it is larger than the sum of its proper divisors (57263838802595).

154136161146205 is a wasteful number, since it uses less digits than its factorization.

154136161146205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276347148.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 154136161146205 in words is "one hundred fifty-four trillion, one hundred thirty-six billion, one hundred sixty-one million, one hundred forty-six thousand, two hundred five".