154161112563 has 12 divisors (see below), whose sum is σ = 235775819448. Its totient is φ = 96728541120.

The previous prime is 154161112543. The next prime is 154161112571. The reversal of 154161112563 is 365211161451.

154161112563 is a `hidden beast` number, since 1 + 541 + 61 + 1 + 1 + 2 + 56 + 3 = 666.

It is not a de Polignac number, because 154161112563 - 2⁵ = 154161112531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (154161112543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503794333 + ... + 503794638.

It is an arithmetic number, because the mean of its divisors is an integer number (19647984954).

Almost surely, 2^154161112563 is an apocalyptic number.

154161112563 is a deficient number, since it is larger than the sum of its proper divisors (81614706885).

154161112563 is a wasteful number, since it uses less digits than its factorization.

154161112563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007588994 (or 1007588991 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 154161112563 in words is "one hundred fifty-four billion, one hundred sixty-one million, one hundred twelve thousand, five hundred sixty-three".