412803640681 has 8 divisors (see below), whose sum is σ = 422443992960. Its totient is φ = 403165118832.

The previous prime is 412803640651. The next prime is 412803640687. The reversal of 412803640681 is 186046308214.

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 412803640681 - 2³¹ = 410656157033 is a prime.

It is a super-2 number, since 2×412803640681² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412803640687) 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 7 ways as a sum of consecutive naturals, for example, 4080 + ... + 908638.

It is an arithmetic number, because the mean of its divisors is an integer number (52805499120).

Almost surely, 2^412803640681 is an apocalyptic number.

It is an amenable number.

412803640681 is a deficient number, since it is larger than the sum of its proper divisors (9640352279).

412803640681 is a wasteful number, since it uses less digits than its factorization.

412803640681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915215.

The product of its (nonzero) digits is 221184, while the sum is 43.

Adding to 412803640681 its reverse (186046308214), we get a palindrome (598849948895).

The spelling of 412803640681 in words is "four hundred twelve billion, eight hundred three million, six hundred forty thousand, six hundred eighty-one".