23035556143 has 4 divisors (see below), whose sum is σ = 23313093048. Its totient is φ = 22758019240.

The previous prime is 23035556111. The next prime is 23035556147. The reversal of 23035556143 is 34165553032.

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

It is a cyclic number.

It is not a de Polignac number, because 23035556143 - 2⁵ = 23035556111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23035556147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138768328 + ... + 138768493.

It is an arithmetic number, because the mean of its divisors is an integer number (5828273262).

Almost surely, 2^23035556143 is an apocalyptic number.

23035556143 is a deficient number, since it is larger than the sum of its proper divisors (277536905).

23035556143 is an equidigital number, since it uses as much as digits as its factorization.

23035556143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277536904.

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 23035556143 in words is "twenty-three billion, thirty-five million, five hundred fifty-six thousand, one hundred forty-three".