6403456533351 has 8 divisors (see below), whose sum is σ = 8540663747184. Its totient is φ = 4267610170880.

The previous prime is 6403456533293. The next prime is 6403456533379. The reversal of 6403456533351 is 1533356543046.

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 6403456533351 - 2¹⁴ = 6403456516967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6403456533351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6403456533151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340201860 + ... + 340220681.

It is an arithmetic number, because the mean of its divisors is an integer number (1067582968398).

Almost surely, 2^{6403456533351} is an apocalyptic number.

6403456533351 is a deficient number, since it is larger than the sum of its proper divisors (2137207213833).

6403456533351 is a wasteful number, since it uses less digits than its factorization.

6403456533351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680425681.

The product of its (nonzero) digits is 5832000, while the sum is 48.

The spelling of 6403456533351 in words is "six trillion, four hundred three billion, four hundred fifty-six million, five hundred thirty-three thousand, three hundred fifty-one".