7845194004 has 12 divisors (see below), whose sum is σ = 18305452704. Its totient is φ = 2615064664.

The previous prime is 7845193997. The next prime is 7845194011. The reversal of 7845194004 is 4004915487.

It is an interprime number because it is at equal distance from previous prime (7845193997) and next prime (7845194011).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326883072 + ... + 326883095.

It is an arithmetic number, because the mean of its divisors is an integer number (1525454392).

Almost surely, 2^7845194004 is an apocalyptic number.

It is an amenable number.

7845194004 is an abundant number, since it is smaller than the sum of its proper divisors (10460258700).

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

7845194004 is a wasteful number, since it uses less digits than its factorization.

7845194004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653766174 (or 653766172 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 7845194004 is about 88573.0997763994. The cubic root of 7845194004 is about 1987.0153826233.

The spelling of 7845194004 in words is "seven billion, eight hundred forty-five million, one hundred ninety-four thousand, four".