6422511000 has 128 divisors (see below), whose sum is σ = 20128642560. Its totient is φ = 1704944000.

The previous prime is 6422510981. The next prime is 6422511059. The reversal of 6422511000 is 1152246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 676285 + ... + 685715.

It is an arithmetic number, because the mean of its divisors is an integer number (157255020).

Almost surely, 2^6422511000 is an apocalyptic number.

6422511000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6422511000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10064321280).

6422511000 is an abundant number, since it is smaller than the sum of its proper divisors (13706131560).

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

6422511000 is a wasteful number, since it uses less digits than its factorization.

6422511000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9682 (or 9668 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 6422511000 is about 80140.5702500300. The cubic root of 6422511000 is about 1858.8097946893.

Adding to 6422511000 its reverse (1152246), we get a palindrome (6423663246).

The spelling of 6422511000 in words is "six billion, four hundred twenty-two million, five hundred eleven thousand".