6403195434 has 32 divisors (see below), whose sum is σ = 13570920000. Its totient is φ = 2008485504.

The previous prime is 6403195397. The next prime is 6403195457. The reversal of 6403195434 is 4345913046.

It is a junction number, because it is equal to n+sod(n) for n = 6403195392 and 6403195401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171499 + ... + 205470.

It is an arithmetic number, because the mean of its divisors is an integer number (424091250).

Almost surely, 2^6403195434 is an apocalyptic number.

6403195434 is an abundant number, since it is smaller than the sum of its proper divisors (7167724566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6403195434 is a wasteful number, since it uses less digits than its factorization.

6403195434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377142.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 6403195434 is about 80019.9689702514. The cubic root of 6403195434 is about 1856.9444797577.

The spelling of 6403195434 in words is "six billion, four hundred three million, one hundred ninety-five thousand, four hundred thirty-four".