1942308197340 has 384 divisors, whose sum is σ = 6492792176640. Its totient is φ = 424507392000.

The previous prime is 1942308197261. The next prime is 1942308197399. The reversal of 1942308197340 is 437918032491.

It is a happy number.

It is a super-2 number, since 2×1942308197340² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 569089474 + ... + 569092886.

It is an arithmetic number, because the mean of its divisors is an integer number (16908312960).

Almost surely, 2^{1942308197340} is an apocalyptic number.

1942308197340 is a gapful number since it is divisible by the number (10) 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 1942308197340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3246396088320).

1942308197340 is an abundant number, since it is smaller than the sum of its proper divisors (4550483979300).

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

1942308197340 is a wasteful number, since it uses less digits than its factorization.

1942308197340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973 (or 3971 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 1942308197340 in words is "one trillion, nine hundred forty-two billion, three hundred eight million, one hundred ninety-seven thousand, three hundred forty".