6772535440 has 40 divisors (see below), whose sum is σ = 17177614848. Its totient is φ = 2462739840.

The previous prime is 6772535423. The next prime is 6772535443. The reversal of 6772535440 is 445352776.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (6772535443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3847152 + ... + 3848911.

Almost surely, 2^6772535440 is an apocalyptic number.

It is an amenable number.

6772535440 is an abundant number, since it is smaller than the sum of its proper divisors (10405079408).

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

6772535440 is a wasteful number, since it uses less digits than its factorization.

6772535440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7696087 (or 7696081 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 43.

The square root of 6772535440 is about 82295.4156681890. The cubic root of 6772535440 is about 1891.9824145734.

The spelling of 6772535440 in words is "six billion, seven hundred seventy-two million, five hundred thirty-five thousand, four hundred forty".