1634316464 has 80 divisors (see below), whose sum is σ = 3653873280. Its totient is φ = 700346880.

The previous prime is 1634316413. The next prime is 1634316487. The reversal of 1634316464 is 4646134361.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 758012 + ... + 760164.

It is an arithmetic number, because the mean of its divisors is an integer number (45673416).

Almost surely, 2^1634316464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1634316464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1826936640).

1634316464 is an abundant number, since it is smaller than the sum of its proper divisors (2019556816).

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

1634316464 is a wasteful number, since it uses less digits than its factorization.

1634316464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418 (or 2412 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 1634316464 is about 40426.6801011411. The cubic root of 1634316464 is about 1177.9098457759.

The spelling of 1634316464 in words is "one billion, six hundred thirty-four million, three hundred sixteen thousand, four hundred sixty-four".