102374643243 has 16 divisors (see below), whose sum is σ = 136913898240. Its totient is φ = 68042878176.

The previous prime is 102374643233. The next prime is 102374643247. The reversal of 102374643243 is 342346473201.

It is not a de Polignac number, because 102374643243 - 2⁴ = 102374643227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102374643247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1339621 + ... + 1413977.

It is an arithmetic number, because the mean of its divisors is an integer number (8557118640).

Almost surely, 2^102374643243 is an apocalyptic number.

102374643243 is a deficient number, since it is larger than the sum of its proper divisors (34539254997).

102374643243 is an equidigital number, since it uses as much as digits as its factorization.

102374643243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75746.

The product of its (nonzero) digits is 290304, while the sum is 39.

The spelling of 102374643243 in words is "one hundred two billion, three hundred seventy-four million, six hundred forty-three thousand, two hundred forty-three".