142420400396 has 12 divisors (see below), whose sum is σ = 250488142800. Its totient is φ = 70852359600.

The previous prime is 142420400389. The next prime is 142420400417. The reversal of 142420400396 is 693004024241.

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, 89459255 + ... + 89460846.

It is an arithmetic number, because the mean of its divisors is an integer number (20874011900).

Almost surely, 2^142420400396 is an apocalyptic number.

It is an amenable number.

142420400396 is a deficient number, since it is larger than the sum of its proper divisors (108067742404).

142420400396 is a wasteful number, since it uses less digits than its factorization.

142420400396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178920304 (or 178920302 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 142420400396 in words is "one hundred forty-two billion, four hundred twenty million, four hundred thousand, three hundred ninety-six".