5190542499 has 4 divisors (see below), whose sum is σ = 6920723336. Its totient is φ = 3460361664.

The previous prime is 5190542479. The next prime is 5190542507. The reversal of 5190542499 is 9942450915.

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

It is not a de Polignac number, because 5190542499 - 2⁹ = 5190541987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5190542419) 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, 865090414 + ... + 865090419.

It is an arithmetic number, because the mean of its divisors is an integer number (1730180834).

Almost surely, 2^5190542499 is an apocalyptic number.

5190542499 is a deficient number, since it is larger than the sum of its proper divisors (1730180837).

5190542499 is a wasteful number, since it uses less digits than its factorization.

5190542499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730180836.

The product of its (nonzero) digits is 583200, while the sum is 48.

The square root of 5190542499 is about 72045.4196948009. The cubic root of 5190542499 is about 1731.4272582578.

The spelling of 5190542499 in words is "five billion, one hundred ninety million, five hundred forty-two thousand, four hundred ninety-nine".