5142406749 has 8 divisors (see below), whose sum is σ = 6858720000. Its totient is φ = 3427182336.

The previous prime is 5142406741. The next prime is 5142406781. The reversal of 5142406749 is 9476042415.

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

It is not a de Polignac number, because 5142406749 - 2³ = 5142406741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5142406749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142406741) 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, 261124 + ... + 280125.

It is an arithmetic number, because the mean of its divisors is an integer number (857340000).

Almost surely, 2^5142406749 is an apocalyptic number.

It is an amenable number.

5142406749 is a deficient number, since it is larger than the sum of its proper divisors (1716313251).

5142406749 is a wasteful number, since it uses less digits than its factorization.

5142406749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544419.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 5142406749 is about 71710.5762701709. The cubic root of 5142406749 is about 1726.0583576211.

The spelling of 5142406749 in words is "five billion, one hundred forty-two million, four hundred six thousand, seven hundred forty-nine".