5642490508505 has 8 divisors (see below), whose sum is σ = 6989407597824. Its totient is φ = 4368379748400.

The previous prime is 5642490508433. The next prime is 5642490508519. The reversal of 5642490508505 is 5058050942465.

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

It is not a de Polignac number, because 5642490508505 - 2¹⁶ = 5642490442969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18201582131 + ... + 18201582440.

It is an arithmetic number, because the mean of its divisors is an integer number (873675949728).

Almost surely, 2^{5642490508505} is an apocalyptic number.

It is an amenable number.

5642490508505 is a deficient number, since it is larger than the sum of its proper divisors (1346917089319).

5642490508505 is a wasteful number, since it uses less digits than its factorization.

5642490508505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36403164607.

The product of its (nonzero) digits is 8640000, while the sum is 53.

The spelling of 5642490508505 in words is "five trillion, six hundred forty-two billion, four hundred ninety million, five hundred eight thousand, five hundred five".