12385701542 has 4 divisors (see below), whose sum is σ = 18578552316. Its totient is φ = 6192850770.

The previous prime is 12385701533. The next prime is 12385701547. The reversal of 12385701542 is 24510758321.

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

It is a junction number, because it is equal to n+sod(n) for n = 12385701496 and 12385701505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12385701547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3096425384 + ... + 3096425387.

It is an arithmetic number, because the mean of its divisors is an integer number (4644638079).

Almost surely, 2^12385701542 is an apocalyptic number.

12385701542 is a deficient number, since it is larger than the sum of its proper divisors (6192850774).

12385701542 is an equidigital number, since it uses as much as digits as its factorization.

12385701542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6192850773.

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 12385701542 in words is "twelve billion, three hundred eighty-five million, seven hundred one thousand, five hundred forty-two".