8190319479 has 8 divisors (see below), whose sum is σ = 10947127920. Its totient is φ = 5446862016.

The previous prime is 8190319471. The next prime is 8190319583. The reversal of 8190319479 is 9749130918.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8190319479 - 2³ = 8190319471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8190319471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336312 + ... + 3338765.

It is an arithmetic number, because the mean of its divisors is an integer number (1368390990).

Almost surely, 2^8190319479 is an apocalyptic number.

8190319479 is a deficient number, since it is larger than the sum of its proper divisors (2756808441).

8190319479 is a wasteful number, since it uses less digits than its factorization.

8190319479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675489.

The product of its (nonzero) digits is 489888, while the sum is 51.

The square root of 8190319479 is about 90500.3838610644. The cubic root of 8190319479 is about 2015.7358238043.

The spelling of 8190319479 in words is "eight billion, one hundred ninety million, three hundred nineteen thousand, four hundred seventy-nine".