5723073642 has 128 divisors (see below), whose sum is σ = 14150723328. Its totient is φ = 1519257600.

The previous prime is 5723073611. The next prime is 5723073659. The reversal of 5723073642 is 2463703275.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 5723073642.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1299388 + ... + 1303784.

It is an arithmetic number, because the mean of its divisors is an integer number (110552526).

Almost surely, 2^5723073642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5723073642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7075361664).

5723073642 is an abundant number, since it is smaller than the sum of its proper divisors (8427649686).

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

5723073642 is a wasteful number, since it uses less digits than its factorization.

5723073642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504.

The product of its (nonzero) digits is 211680, while the sum is 39.

The square root of 5723073642 is about 75650.9989491216. The cubic root of 5723073642 is about 1788.7230827380.

The spelling of 5723073642 in words is "five billion, seven hundred twenty-three million, seventy-three thousand, six hundred forty-two".