3400326686431 has 4 divisors (see below), whose sum is σ = 3448218611664. Its totient is φ = 3352434761200.

The previous prime is 3400326686387. The next prime is 3400326686441. The reversal of 3400326686431 is 1346866230043.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3400326686431 - 2⁹ = 3400326685919 is a prime.

It is a super-2 number, since 2×3400326686431² (a number of 26 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 (3400326686441) 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, 23945962510 + ... + 23945962651.

It is an arithmetic number, because the mean of its divisors is an integer number (862054652916).

Almost surely, 2^{3400326686431} is an apocalyptic number.

3400326686431 is a deficient number, since it is larger than the sum of its proper divisors (47891925233).

3400326686431 is an equidigital number, since it uses as much as digits as its factorization.

3400326686431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47891925232.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 3400326686431 in words is "three trillion, four hundred billion, three hundred twenty-six million, six hundred eighty-six thousand, four hundred thirty-one".