3804521355426 has 64 divisors (see below), whose sum is σ = 8538894904320. Its totient is φ = 1119913594560.

The previous prime is 3804521355373. The next prime is 3804521355457. The reversal of 3804521355426 is 6245531254083.

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, 253155 + ... + 2770041.

It is an arithmetic number, because the mean of its divisors is an integer number (133420232880).

Almost surely, 2^{3804521355426} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3804521355426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4269447452160).

3804521355426 is an abundant number, since it is smaller than the sum of its proper divisors (4734373548894).

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

3804521355426 is a wasteful number, since it uses less digits than its factorization.

3804521355426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517559.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 3804521355426 in words is "three trillion, eight hundred four billion, five hundred twenty-one million, three hundred fifty-five thousand, four hundred twenty-six".