154004653655 has 4 divisors (see below), whose sum is σ = 184805584392. Its totient is φ = 123203722920.

The previous prime is 154004653637. The next prime is 154004653687. The reversal of 154004653655 is 556356400451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 556356400451 = 116531 ⋅4774321.

It is not a de Polignac number, because 154004653655 - 2¹⁰ = 154004652631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15400465361 + ... + 15400465370.

It is an arithmetic number, because the mean of its divisors is an integer number (46201396098).

Almost surely, 2^154004653655 is an apocalyptic number.

154004653655 is a deficient number, since it is larger than the sum of its proper divisors (30800930737).

154004653655 is an equidigital number, since it uses as much as digits as its factorization.

154004653655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30800930736.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 154004653655 in words is "one hundred fifty-four billion, four million, six hundred fifty-three thousand, six hundred fifty-five".