2311359480 has 96 divisors (see below), whose sum is σ = 7521003360. Its totient is φ = 615617280.

The previous prime is 2311359451. The next prime is 2311359499. The reversal of 2311359480 is 849531132.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 335349 + ... + 342171.

It is an arithmetic number, because the mean of its divisors is an integer number (78343785).

Almost surely, 2^2311359480 is an apocalyptic number.

2311359480 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 2311359480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3760501680).

2311359480 is an abundant number, since it is smaller than the sum of its proper divisors (5209643880).

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

2311359480 is a wasteful number, since it uses less digits than its factorization.

2311359480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7781 (or 7774 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 2311359480 is about 48076.6001293769. The cubic root of 2311359480 is about 1322.1756819477.

The spelling of 2311359480 in words is "two billion, three hundred eleven million, three hundred fifty-nine thousand, four hundred eighty".