10172423043 has 8 divisors (see below), whose sum is σ = 15070256400. Its totient is φ = 6781615344.

The previous prime is 10172423033. The next prime is 10172423047. The reversal of 10172423043 is 34032427101.

It is a happy number.

It is not a de Polignac number, because 10172423043 - 2¹⁰ = 10172422019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 376756409 = 10172423043 / (1 + 0 + 1 + 7 + 2 + 4 + 2 + 3 + 0 + 4 + 3).

It is a junction number, because it is equal to n+sod(n) for n = 10172422998 and 10172423016.

It is not an unprimeable number, because it can be changed into a prime (10172423047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188378178 + ... + 188378231.

It is an arithmetic number, because the mean of its divisors is an integer number (1883782050).

Almost surely, 2^10172423043 is an apocalyptic number.

10172423043 is a deficient number, since it is larger than the sum of its proper divisors (4897833357).

10172423043 is an equidigital number, since it uses as much as digits as its factorization.

10172423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376756418 (or 376756412 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The spelling of 10172423043 in words is "ten billion, one hundred seventy-two million, four hundred twenty-three thousand, forty-three".