424088828362081 has 4 divisors (see below), whose sum is σ = 424088869864212. Its totient is φ = 424088786859952.

The previous prime is 424088828362061. The next prime is 424088828362123. The reversal of 424088828362081 is 180263828880424.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1209909801681 + 422878918560400 = 1099959^2 + 20564020^2 .

It is a cyclic number.

It is not a de Polignac number, because 424088828362081 - 2¹³ = 424088828353889 is a prime.

It is a super-2 number, since 2×424088828362081² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424088828362061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6546015 + ... + 29850091.

It is an arithmetic number, because the mean of its divisors is an integer number (106022217466053).

Almost surely, 2^{424088828362081} is an apocalyptic number.

It is an amenable number.

424088828362081 is a deficient number, since it is larger than the sum of its proper divisors (41502131).

424088828362081 is a wasteful number, since it uses less digits than its factorization.

424088828362081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41502130.

The product of its (nonzero) digits is 75497472, while the sum is 64.

The spelling of 424088828362081 in words is "four hundred twenty-four trillion, eighty-eight billion, eight hundred twenty-eight million, three hundred sixty-two thousand, eighty-one".