6463172034 has 64 divisors (see below), whose sum is σ = 15749758080. Its totient is φ = 1948354560.

The previous prime is 6463172033. The next prime is 6463172059. The reversal of 6463172034 is 4302713646.

It is a happy number.

6463172034 is a `hidden beast` number, since 646 + 3 + 1 + 7 + 2 + 0 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6463172034.

It is not an unprimeable number, because it can be changed into a prime (6463172033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86454 + ... + 142830.

It is an arithmetic number, because the mean of its divisors is an integer number (246089970).

Almost surely, 2^6463172034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6463172034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7874879040).

6463172034 is an abundant number, since it is smaller than the sum of its proper divisors (9286586046).

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

6463172034 is a wasteful number, since it uses less digits than its factorization.

6463172034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56592 (or 56586 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 6463172034 is about 80393.8556980569. The cubic root of 6463172034 is about 1862.7242649578.

The spelling of 6463172034 in words is "six billion, four hundred sixty-three million, one hundred seventy-two thousand, thirty-four".