5144744742 has 32 divisors (see below), whose sum is σ = 10763228160. Its totient is φ = 1636324800.

The previous prime is 5144744711. The next prime is 5144744743. The reversal of 5144744742 is 2474474415.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5144744694 and 5144744703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5144744743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10867 + ... + 102017.

It is an arithmetic number, because the mean of its divisors is an integer number (336350880).

Almost surely, 2^5144744742 is an apocalyptic number.

5144744742 is an abundant number, since it is smaller than the sum of its proper divisors (5618483418).

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

5144744742 is a wasteful number, since it uses less digits than its factorization.

5144744742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91588.

The product of its digits is 501760, while the sum is 42.

The square root of 5144744742 is about 71726.8760089271. The cubic root of 5144744742 is about 1726.3199018829.

The spelling of 5144744742 in words is "five billion, one hundred forty-four million, seven hundred forty-four thousand, seven hundred forty-two".