1198757426142 has 32 divisors (see below), whose sum is σ = 2398873421952. Its totient is φ = 399359457504.

The previous prime is 1198757426089. The next prime is 1198757426219. The reversal of 1198757426142 is 2416247578911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122479773 + ... + 122489559.

It is an arithmetic number, because the mean of its divisors is an integer number (74964794436).

Almost surely, 2^{1198757426142} is an apocalyptic number.

1198757426142 is an abundant number, since it is smaller than the sum of its proper divisors (1200115995810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1198757426142 is a wasteful number, since it uses less digits than its factorization.

1198757426142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19272.

The product of its digits is 6773760, while the sum is 57.

The spelling of 1198757426142 in words is "one trillion, one hundred ninety-eight billion, seven hundred fifty-seven million, four hundred twenty-six thousand, one hundred forty-two".