5642820517 has 8 divisors (see below), whose sum is σ = 5778950400. Its totient is φ = 5507360304.

The previous prime is 5642820499. The next prime is 5642820541. The reversal of 5642820517 is 7150282465.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5642820517 is a prime.

It is a super-2 number, since 2×5642820517² = 63682846774152294578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5642820517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642820817) 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, 150342 + ... + 184087.

It is an arithmetic number, because the mean of its divisors is an integer number (722368800).

Almost surely, 2^5642820517 is an apocalyptic number.

It is an amenable number.

5642820517 is a deficient number, since it is larger than the sum of its proper divisors (136129883).

5642820517 is a wasteful number, since it uses less digits than its factorization.

5642820517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334835.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 5642820517 is about 75118.7095003635. The cubic root of 5642820517 is about 1780.3227665546.

The spelling of 5642820517 in words is "five billion, six hundred forty-two million, eight hundred twenty thousand, five hundred seventeen".