6642511362 has 24 divisors (see below), whose sum is σ = 14431337856. Its totient is φ = 2208135096.

The previous prime is 6642511361. The next prime is 6642511367. The reversal of 6642511362 is 2631152466.

6642511362 is a `hidden beast` number, since 6 + 642 + 5 + 1 + 1 + 3 + 6 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (6642511361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 496158 + ... + 509369.

It is an arithmetic number, because the mean of its divisors is an integer number (601305744).

Almost surely, 2^6642511362 is an apocalyptic number.

6642511362 is an abundant number, since it is smaller than the sum of its proper divisors (7788826494).

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

6642511362 is a wasteful number, since it uses less digits than its factorization.

6642511362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005902 (or 1005899 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 6642511362 is about 81501.6034320798. The cubic root of 6642511362 is about 1879.7962056518.

The spelling of 6642511362 in words is "six billion, six hundred forty-two million, five hundred eleven thousand, three hundred sixty-two".