5199549542 has 16 divisors (see below), whose sum is σ = 8738310672. Its totient is φ = 2299554720.

The previous prime is 5199549541. The next prime is 5199549559. The reversal of 5199549542 is 2459459915.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5199549541) 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, 3193013 + ... + 3194640.

It is an arithmetic number, because the mean of its divisors is an integer number (546144417).

Almost surely, 2^5199549542 is an apocalyptic number.

5199549542 is a deficient number, since it is larger than the sum of its proper divisors (3538761130).

5199549542 is a wasteful number, since it uses less digits than its factorization.

5199549542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6387703.

The product of its digits is 2916000, while the sum is 53.

The square root of 5199549542 is about 72107.9020773729. The cubic root of 5199549542 is about 1732.4281830404.

The spelling of 5199549542 in words is "five billion, one hundred ninety-nine million, five hundred forty-nine thousand, five hundred forty-two".