11398308235830 has 256 divisors, whose sum is σ = 30984510873600. Its totient is φ = 2981157903360.

The previous prime is 11398308235799. The next prime is 11398308235859. The reversal of 11398308235830 is 3853280389311.

11398308235830 is a `hidden beast` number, since 1 + 1 + 3 + 9 + 8 + 30 + 8 + 23 + 583 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 3345553987 + ... + 3345557393.

It is an arithmetic number, because the mean of its divisors is an integer number (121033245600).

Almost surely, 2^{11398308235830} is an apocalyptic number.

11398308235830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11398308235830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15492255436800).

11398308235830 is an abundant number, since it is smaller than the sum of its proper divisors (19586202637770).

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

11398308235830 is a wasteful number, since it uses less digits than its factorization.

11398308235830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396 (or 4390 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 11398308235830 in words is "eleven trillion, three hundred ninety-eight billion, three hundred eight million, two hundred thirty-five thousand, eight hundred thirty".