2306325991040 has 128 divisors (see below), whose sum is σ = 5662809169920. Its totient is φ = 897675796480.

The previous prime is 2306325991037. The next prime is 2306325991069. The reversal of 2306325991040 is 401995236032.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 2306325990982 and 2306325991000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9935177 + ... + 10164663.

It is an arithmetic number, because the mean of its divisors is an integer number (44240696640).

Almost surely, 2^{2306325991040} is an apocalyptic number.

2306325991040 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 2306325991040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2831404584960).

2306325991040 is an abundant number, since it is smaller than the sum of its proper divisors (3356483178880).

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

2306325991040 is a wasteful number, since it uses less digits than its factorization.

2306325991040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229930 (or 229918 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 2306325991040 in words is "two trillion, three hundred six billion, three hundred twenty-five million, nine hundred ninety-one thousand, forty".