406810380081 has 8 divisors (see below), whose sum is σ = 619901531584. Its totient is φ = 232463074320.

The previous prime is 406810380077. The next prime is 406810380101. The reversal of 406810380081 is 180083018604.

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

It is not a de Polignac number, because 406810380081 - 2² = 406810380077 is a prime.

It is a super-2 number, since 2×406810380081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406810380281) 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, 9685961410 + ... + 9685961451.

It is an arithmetic number, because the mean of its divisors is an integer number (77487691448).

Almost surely, 2^406810380081 is an apocalyptic number.

It is an amenable number.

406810380081 is a deficient number, since it is larger than the sum of its proper divisors (213091151503).

406810380081 is a wasteful number, since it uses less digits than its factorization.

406810380081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19371922871.

The product of its (nonzero) digits is 36864, while the sum is 39.

Adding to 406810380081 its reverse (180083018604), we get a palindrome (586893398685).

The spelling of 406810380081 in words is "four hundred six billion, eight hundred ten million, three hundred eighty thousand, eighty-one".