8328629493 has 16 divisors (see below), whose sum is σ = 12353108800. Its totient is φ = 5545940400.

The previous prime is 8328629489. The next prime is 8328629563. The reversal of 8328629493 is 3949268238.

It is a happy number.

8328629493 is a `hidden beast` number, since 8 + 3 + 2 + 8 + 629 + 4 + 9 + 3 = 666.

It is not a de Polignac number, because 8328629493 - 2² = 8328629489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8328629093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156358 + ... + 202743.

It is an arithmetic number, because the mean of its divisors is an integer number (772069300).

Almost surely, 2^8328629493 is an apocalyptic number.

It is an amenable number.

8328629493 is a deficient number, since it is larger than the sum of its proper divisors (4024479307).

8328629493 is a wasteful number, since it uses less digits than its factorization.

8328629493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359969 (or 359963 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 8328629493 is about 91261.3252862350. The cubic root of 8328629493 is about 2027.0191306342.

The spelling of 8328629493 in words is "eight billion, three hundred twenty-eight million, six hundred twenty-nine thousand, four hundred ninety-three".