2403340055220 has 96 divisors (see below), whose sum is σ = 7251965159040. Its totient is φ = 591185640960.

The previous prime is 2403340055209. The next prime is 2403340055257. The reversal of 2403340055220 is 225500433042.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82090 + ... + 2193950.

It is an arithmetic number, because the mean of its divisors is an integer number (75541303740).

Almost surely, 2^{2403340055220} is an apocalyptic number.

2403340055220 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 2403340055220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3625982579520).

2403340055220 is an abundant number, since it is smaller than the sum of its proper divisors (4848625103820).

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

2403340055220 is a wasteful number, since it uses less digits than its factorization.

2403340055220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113345 (or 2113343 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 2403340055220 its reverse (225500433042), we get a palindrome (2628840488262).

The spelling of 2403340055220 in words is "two trillion, four hundred three billion, three hundred forty million, fifty-five thousand, two hundred twenty".