6572679438 has 32 divisors (see below), whose sum is σ = 14170212000. Its totient is φ = 2020409856.

The previous prime is 6572679437. The next prime is 6572679439. The reversal of 6572679438 is 8349762756.

It is an interprime number because it is at equal distance from previous prime (6572679437) and next prime (6572679439).

It is a super-2 number, since 2×6572679438² = 86400229989415991688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6572679437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41658 + ... + 121986.

It is an arithmetic number, because the mean of its divisors is an integer number (442819125).

Almost surely, 2^6572679438 is an apocalyptic number.

6572679438 is an abundant number, since it is smaller than the sum of its proper divisors (7597532562).

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

6572679438 is a wasteful number, since it uses less digits than its factorization.

6572679438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81396.

The product of its digits is 15240960, while the sum is 57.

The square root of 6572679438 is about 81072.0632400582. The cubic root of 6572679438 is about 1873.1856286142.

The spelling of 6572679438 in words is "six billion, five hundred seventy-two million, six hundred seventy-nine thousand, four hundred thirty-eight".