23281395355 has 4 divisors (see below), whose sum is σ = 27937674432. Its totient is φ = 18625116280.

The previous prime is 23281395341. The next prime is 23281395517. The reversal of 23281395355 is 55359318232.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23281395355 - 2¹⁹ = 23280871067 is a prime.

It is a Duffinian 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, 2328139531 + ... + 2328139540.

It is an arithmetic number, because the mean of its divisors is an integer number (6984418608).

Almost surely, 2^23281395355 is an apocalyptic number.

23281395355 is a deficient number, since it is larger than the sum of its proper divisors (4656279077).

23281395355 is an equidigital number, since it uses as much as digits as its factorization.

23281395355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4656279076.

The product of its digits is 972000, while the sum is 46.

The spelling of 23281395355 in words is "twenty-three billion, two hundred eighty-one million, three hundred ninety-five thousand, three hundred fifty-five".