154661725355 has 16 divisors (see below), whose sum is σ = 189340338240. Its totient is φ = 121256475648.

The previous prime is 154661725321. The next prime is 154661725391. The reversal of 154661725355 is 553527166451.

It is a cyclic number.

It is not a de Polignac number, because 154661725355 - 2¹⁶ = 154661659819 is a prime.

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, 1487567 + ... + 1588136.

It is an arithmetic number, because the mean of its divisors is an integer number (11833771140).

Almost surely, 2^154661725355 is an apocalyptic number.

154661725355 is a deficient number, since it is larger than the sum of its proper divisors (34678612885).

154661725355 is a wasteful number, since it uses less digits than its factorization.

154661725355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3075910.

The product of its digits is 3780000, while the sum is 50.

The spelling of 154661725355 in words is "one hundred fifty-four billion, six hundred sixty-one million, seven hundred twenty-five thousand, three hundred fifty-five".