154242502156 has 12 divisors (see below), whose sum is σ = 270392189368. Its totient is φ = 76987590912.

The previous prime is 154242502153. The next prime is 154242502177. The reversal of 154242502156 is 651205242451.

154242502156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (154242502153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33412446 + ... + 33417061.

Almost surely, 2^154242502156 is an apocalyptic number.

It is an amenable number.

154242502156 is a deficient number, since it is larger than the sum of its proper divisors (116149687212).

154242502156 is a wasteful number, since it uses less digits than its factorization.

154242502156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66830088 (or 66830086 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 154242502156 in words is "one hundred fifty-four billion, two hundred forty-two million, five hundred two thousand, one hundred fifty-six".