123604765342 has 4 divisors (see below), whose sum is σ = 185407148016. Its totient is φ = 61802382670.

The previous prime is 123604765331. The next prime is 123604765387. The reversal of 123604765342 is 243567406321.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30901191334 + ... + 30901191337.

It is an arithmetic number, because the mean of its divisors is an integer number (46351787004).

Almost surely, 2^123604765342 is an apocalyptic number.

123604765342 is a deficient number, since it is larger than the sum of its proper divisors (61802382674).

123604765342 is an equidigital number, since it uses as much as digits as its factorization.

123604765342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61802382673.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 123604765342 in words is "one hundred twenty-three billion, six hundred four million, seven hundred sixty-five thousand, three hundred forty-two".