2355791340 has 192 divisors, whose sum is σ = 7766212608. Its totient is φ = 522412800.

The previous prime is 2355791327. The next prime is 2355791341. The reversal of 2355791340 is 431975532.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2355791341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2585485 + ... + 2586395.

It is an arithmetic number, because the mean of its divisors is an integer number (40449024).

Almost surely, 2^2355791340 is an apocalyptic number.

2355791340 is a gapful number since it is divisible by the number (20) 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 2355791340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3883106304).

2355791340 is an abundant number, since it is smaller than the sum of its proper divisors (5410421268).

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

2355791340 is a wasteful number, since it uses less digits than its factorization.

2355791340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108 (or 1106 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 2355791340 is about 48536.4949290737. The cubic root of 2355791340 is about 1330.5941416140.

The spelling of 2355791340 in words is "two billion, three hundred fifty-five million, seven hundred ninety-one thousand, three hundred forty".