7941889536 has 80 divisors (see below), whose sum is σ = 24180249984. Its totient is φ = 2269108224.

The previous prime is 7941889493. The next prime is 7941889547. The reversal of 7941889536 is 6359881497.

It is a self number, because there is not a number n which added to its sum of digits gives 7941889536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358570 + ... + 380073.

Almost surely, 2^7941889536 is an apocalyptic number.

It is an amenable number.

7941889536 is an abundant number, since it is smaller than the sum of its proper divisors (16238360448).

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

7941889536 is an equidigital number, since it uses as much as digits as its factorization.

7941889536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738671 (or 738655 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 60.

The square root of 7941889536 is about 89117.2796712287. The cubic root of 7941889536 is about 1995.1456886966.

The spelling of 7941889536 in words is "seven billion, nine hundred forty-one million, eight hundred eighty-nine thousand, five hundred thirty-six".