128003246077233 has 4 divisors (see below), whose sum is σ = 170670994769648. Its totient is φ = 85335497384820.

The previous prime is 128003246077211. The next prime is 128003246077237. The reversal of 128003246077233 is 332770642300821.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 128003246077233 - 2¹⁸ = 128003245815089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (128003246077237) 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, 21333874346203 + ... + 21333874346208.

It is an arithmetic number, because the mean of its divisors is an integer number (42667748692412).

Almost surely, 2^{128003246077233} is an apocalyptic number.

It is an amenable number.

128003246077233 is a deficient number, since it is larger than the sum of its proper divisors (42667748692415).

128003246077233 is an equidigital number, since it uses as much as digits as its factorization.

128003246077233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42667748692414.

The product of its (nonzero) digits is 2032128, while the sum is 48.

The spelling of 128003246077233 in words is "one hundred twenty-eight trillion, three billion, two hundred forty-six million, seventy-seven thousand, two hundred thirty-three".