142312531198 has 8 divisors (see below), whose sum is σ = 220829789880. Its totient is φ = 68702601240.

The previous prime is 142312531183. The next prime is 142312531201. The reversal of 142312531198 is 891135213241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142312531198.

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, 1226832108 + ... + 1226832223.

It is an arithmetic number, because the mean of its divisors is an integer number (27603723735).

Almost surely, 2^142312531198 is an apocalyptic number.

142312531198 is a deficient number, since it is larger than the sum of its proper divisors (78517258682).

142312531198 is a wasteful number, since it uses less digits than its factorization.

142312531198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453664362.

The product of its digits is 51840, while the sum is 40.

The spelling of 142312531198 in words is "one hundred forty-two billion, three hundred twelve million, five hundred thirty-one thousand, one hundred ninety-eight".