420459503615999 has 8 divisors (see below), whose sum is σ = 421015092582528. Its totient is φ = 419904263095200.

The previous prime is 420459503615971. The next prime is 420459503616007. The reversal of 420459503615999 is 999516305954024.

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-420459503615999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420459503615299) 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, 84696452 + ... + 89523225.

It is an arithmetic number, because the mean of its divisors is an integer number (52626886572816).

Almost surely, 2^{420459503615999} is an apocalyptic number.

420459503615999 is a deficient number, since it is larger than the sum of its proper divisors (555588966529).

420459503615999 is a wasteful number, since it uses less digits than its factorization.

420459503615999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174222865.

The product of its (nonzero) digits is 472392000, while the sum is 71.

The spelling of 420459503615999 in words is "four hundred twenty trillion, four hundred fifty-nine billion, five hundred three million, six hundred fifteen thousand, nine hundred ninety-nine".