5642279520 has 96 divisors (see below), whose sum is σ = 18708641280. Its totient is φ = 1425415680.

The previous prime is 5642279519. The next prime is 5642279551. The reversal of 5642279520 is 259722465.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×5642279520² = 63670636363622860800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300216 + ... + 318455.

It is an arithmetic number, because the mean of its divisors is an integer number (194881680).

Almost surely, 2^5642279520 is an apocalyptic number.

It is an amenable number.

5642279520 is an abundant number, since it is smaller than the sum of its proper divisors (13066361760).

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

5642279520 is a wasteful number, since it uses less digits than its factorization.

5642279520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618708 (or 618700 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 5642279520 is about 75115.1084669389. The cubic root of 5642279520 is about 1780.2658694730.

The spelling of 5642279520 in words is "five billion, six hundred forty-two million, two hundred seventy-nine thousand, five hundred twenty".