1930837633340 has 144 divisors (see below), whose sum is σ = 5154051409920. Its totient is φ = 600826020480.

The previous prime is 1930837633339. The next prime is 1930837633349. The reversal of 1930837633340 is 433367380391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1930837633349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6395921 + ... + 6690999.

It is an arithmetic number, because the mean of its divisors is an integer number (35792023680).

Almost surely, 2^{1930837633340} is an apocalyptic number.

1930837633340 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 1930837633340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2577025704960).

1930837633340 is an abundant number, since it is smaller than the sum of its proper divisors (3223213776580).

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

1930837633340 is a wasteful number, since it uses less digits than its factorization.

1930837633340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295720 (or 295711 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 50.

The spelling of 1930837633340 in words is "one trillion, nine hundred thirty billion, eight hundred thirty-seven million, six hundred thirty-three thousand, three hundred forty".