12443145801 has 32 divisors (see below), whose sum is σ = 18378275328. Its totient is φ = 7454914560.

The previous prime is 12443145761. The next prime is 12443145833. The reversal of 12443145801 is 10854134421.

It is not a de Polignac number, because 12443145801 - 2¹⁸ = 12442883657 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12443145851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34971 + ... + 161583.

It is an arithmetic number, because the mean of its divisors is an integer number (574321104).

Almost surely, 2^12443145801 is an apocalyptic number.

It is an amenable number.

12443145801 is a deficient number, since it is larger than the sum of its proper divisors (5935129527).

12443145801 is a wasteful number, since it uses less digits than its factorization.

12443145801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126721.

The product of its (nonzero) digits is 15360, while the sum is 33.

The spelling of 12443145801 in words is "twelve billion, four hundred forty-three million, one hundred forty-five thousand, eight hundred one".