10206440426001 has 4 divisors (see below), whose sum is σ = 13608587234672. Its totient is φ = 6804293617332.

The previous prime is 10206440425949. The next prime is 10206440426041. The reversal of 10206440426001 is 10062404460201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10206440426001 - 2¹³ = 10206440417809 is a prime.

It is a super-3 number, since 3×10206440426001³ (a number of 40 digits) contains 333 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 10206440426001.

It is not an unprimeable number, because it can be changed into a prime (10206440426041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701073404331 + ... + 1701073404336.

It is an arithmetic number, because the mean of its divisors is an integer number (3402146808668).

Almost surely, 2^{10206440426001} is an apocalyptic number.

It is an amenable number.

10206440426001 is a deficient number, since it is larger than the sum of its proper divisors (3402146808671).

10206440426001 is an equidigital number, since it uses as much as digits as its factorization.

10206440426001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402146808670.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 10206440426001 its reverse (10062404460201), we get a palindrome (20268844886202).

The spelling of 10206440426001 in words is "ten trillion, two hundred six billion, four hundred forty million, four hundred twenty-six thousand, one".