3804726251820 has 48 divisors (see below), whose sum is σ = 11472713007840. Its totient is φ = 936548000256.

The previous prime is 3804726251801. The next prime is 3804726251839. The reversal of 3804726251820 is 281526274083.

It is an interprime number because it is at equal distance from previous prime (3804726251801) and next prime (3804726251839).

It is a self number, because there is not a number n which added to its sum of digits gives 3804726251820.

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, 2438926305 + ... + 2438927864.

It is an arithmetic number, because the mean of its divisors is an integer number (239014854330).

Almost surely, 2^{3804726251820} is an apocalyptic number.

3804726251820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3804726251820 is an abundant number, since it is smaller than the sum of its proper divisors (7667986756020).

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

3804726251820 is a wasteful number, since it uses less digits than its factorization.

3804726251820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877854194 (or 4877854192 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 3804726251820 in words is "three trillion, eight hundred four billion, seven hundred twenty-six million, two hundred fifty-one thousand, eight hundred twenty".