154000864078 has 16 divisors (see below), whose sum is σ = 233747033184. Its totient is φ = 76087664640.

The previous prime is 154000864033. The next prime is 154000864099. The reversal of 154000864078 is 870468000451.

It is a super-2 number, since 2×154000864078² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494850 + ... + 743557.

It is an arithmetic number, because the mean of its divisors is an integer number (14609189574).

Almost surely, 2^154000864078 is an apocalyptic number.

154000864078 is a deficient number, since it is larger than the sum of its proper divisors (79746169106).

154000864078 is a wasteful number, since it uses less digits than its factorization.

154000864078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239147.

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 154000864078 in words is "one hundred fifty-four billion, eight hundred sixty-four thousand, seventy-eight".