1342128109392 has 280 divisors, whose sum is σ = 4466152384064. Its totient is φ = 382569495552.

The previous prime is 1342128109373. The next prime is 1342128109453. The reversal of 1342128109392 is 2939018212431.

1342128109392 is a `hidden beast` number, since 1 + 34 + 2 + 128 + 109 + 392 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 35334603 + ... + 35372565.

Almost surely, 2^{1342128109392} is an apocalyptic number.

1342128109392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342128109392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2233076192032).

1342128109392 is an abundant number, since it is smaller than the sum of its proper divisors (3124024274672).

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

1342128109392 is an equidigital number, since it uses as much as digits as its factorization.

1342128109392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38429 (or 38408 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 1342128109392 in words is "one trillion, three hundred forty-two billion, one hundred twenty-eight million, one hundred nine thousand, three hundred ninety-two".