2400426026220 has 96 divisors (see below), whose sum is σ = 6951801507840. Its totient is φ = 618232999680.

The previous prime is 2400426026197. The next prime is 2400426026227. The reversal of 2400426026220 is 226206240042.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2400426026227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347275 + ... + 2218434.

It is an arithmetic number, because the mean of its divisors is an integer number (72414599040).

Almost surely, 2^{2400426026220} is an apocalyptic number.

2400426026220 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 2400426026220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3475900753920).

2400426026220 is an abundant number, since it is smaller than the sum of its proper divisors (4551375481620).

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

2400426026220 is a wasteful number, since it uses less digits than its factorization.

2400426026220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566255 (or 2566253 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 2400426026220 in words is "two trillion, four hundred billion, four hundred twenty-six million, twenty-six thousand, two hundred twenty".