5642003727429 has 4 divisors (see below), whose sum is σ = 7522671636576. Its totient is φ = 3761335818284.

The previous prime is 5642003727403. The next prime is 5642003727463. The reversal of 5642003727429 is 9247273002465.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5642003727429 - 2⁹ = 5642003726917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642003727629) 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, 940333954569 + ... + 940333954574.

It is an arithmetic number, because the mean of its divisors is an integer number (1880667909144).

Almost surely, 2^{5642003727429} is an apocalyptic number.

It is an amenable number.

5642003727429 is a deficient number, since it is larger than the sum of its proper divisors (1880667909147).

5642003727429 is a wasteful number, since it uses less digits than its factorization.

5642003727429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880667909146.

The product of its (nonzero) digits is 5080320, while the sum is 51.

The spelling of 5642003727429 in words is "five trillion, six hundred forty-two billion, three million, seven hundred twenty-seven thousand, four hundred twenty-nine".