6199457742 has 16 divisors (see below), whose sum is σ = 13776572880. Its totient is φ = 2066485896.

The previous prime is 6199457741. The next prime is 6199457773. The reversal of 6199457742 is 2477549916.

6199457742 is a `hidden beast` number, since 61 + 9 + 9 + 4 + 577 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 114804773 = 6199457742 / (6 + 1 + 9 + 9 + 4 + 5 + 7 + 7 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6199457741) by changing a digit.

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, 57402333 + ... + 57402440.

It is an arithmetic number, because the mean of its divisors is an integer number (861035805).

Almost surely, 2^6199457742 is an apocalyptic number.

6199457742 is an abundant number, since it is smaller than the sum of its proper divisors (7577115138).

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

6199457742 is a wasteful number, since it uses less digits than its factorization.

6199457742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114804784 (or 114804778 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 6199457742 is about 78736.6353230820. The cubic root of 6199457742 is about 1837.0369905470.

The spelling of 6199457742 in words is "six billion, one hundred ninety-nine million, four hundred fifty-seven thousand, seven hundred forty-two".