6749032499 has 4 divisors (see below), whose sum is σ = 7362580920. Its totient is φ = 6135484080.

The previous prime is 6749032483. The next prime is 6749032501. The reversal of 6749032499 is 9942309476.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6749032499 - 2⁴ = 6749032483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6749032499.

It is not an unprimeable number, because it can be changed into a prime (6749032469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306774194 + ... + 306774215.

It is an arithmetic number, because the mean of its divisors is an integer number (1840645230).

Almost surely, 2^6749032499 is an apocalyptic number.

6749032499 is a deficient number, since it is larger than the sum of its proper divisors (613548421).

6749032499 is a wasteful number, since it uses less digits than its factorization.

6749032499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613548420.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The square root of 6749032499 is about 82152.4953911931. The cubic root of 6749032499 is about 1889.7912760927.

The spelling of 6749032499 in words is "six billion, seven hundred forty-nine million, thirty-two thousand, four hundred ninety-nine".