286245220377421 has 8 divisors (see below), whose sum is σ = 286266871265760. Its totient is φ = 286223570361552.

The previous prime is 286245220377401. The next prime is 286245220377427. The reversal of 286245220377421 is 124773022542682.

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

It is a cyclic number.

It is not a de Polignac number, because 286245220377421 - 2⁷ = 286245220377293 is a prime.

It is a super-2 number, since 2×286245220377421² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (286245220377427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750236526 + ... + 750617968.

It is an arithmetic number, because the mean of its divisors is an integer number (35783358908220).

Almost surely, 2^{286245220377421} is an apocalyptic number.

It is an amenable number.

286245220377421 is a deficient number, since it is larger than the sum of its proper divisors (21650888339).

286245220377421 is a wasteful number, since it uses less digits than its factorization.

286245220377421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436235.

The product of its (nonzero) digits is 18063360, while the sum is 55.

The spelling of 286245220377421 in words is "two hundred eighty-six trillion, two hundred forty-five billion, two hundred twenty million, three hundred seventy-seven thousand, four hundred twenty-one".