154312232253 has 16 divisors (see below), whose sum is σ = 212885729280. Its totient is φ = 99308154176.

The previous prime is 154312232237. The next prime is 154312232273. The reversal of 154312232253 is 352232213451.

It is a cyclic number.

It is not a de Polignac number, because 154312232253 - 2⁴ = 154312232237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154312232213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286276 + ... + 624962.

It is an arithmetic number, because the mean of its divisors is an integer number (13305358080).

Almost surely, 2^154312232253 is an apocalyptic number.

It is an amenable number.

154312232253 is a deficient number, since it is larger than the sum of its proper divisors (58573497027).

154312232253 is a wasteful number, since it uses less digits than its factorization.

154312232253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343956.

The product of its digits is 43200, while the sum is 33.

The spelling of 154312232253 in words is "one hundred fifty-four billion, three hundred twelve million, two hundred thirty-two thousand, two hundred fifty-three".