123427077142 has 8 divisors (see below), whose sum is σ = 185828871600. Its totient is φ = 61484119944.

The previous prime is 123427077133. The next prime is 123427077223. The reversal of 123427077142 is 241770724321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 123427077095 and 123427077104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114708642 + ... + 114709717.

It is an arithmetic number, because the mean of its divisors is an integer number (23228608950).

Almost surely, 2^123427077142 is an apocalyptic number.

123427077142 is a deficient number, since it is larger than the sum of its proper divisors (62401794458).

123427077142 is a wasteful number, since it uses less digits than its factorization.

123427077142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229418630.

The product of its (nonzero) digits is 131712, while the sum is 40.

The spelling of 123427077142 in words is "one hundred twenty-three billion, four hundred twenty-seven million, seventy-seven thousand, one hundred forty-two".