6542332456 has 32 divisors (see below), whose sum is σ = 13385645280. Its totient is φ = 2972987200.

The previous prime is 6542332441. The next prime is 6542332471.

6542332456 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (6542332441) and next prime (6542332471).

It is a super-2 number, since 2×6542332456² = 85604227929661983872, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 426390 + ... + 441466.

It is an arithmetic number, because the mean of its divisors is an integer number (418301415).

Almost surely, 2^6542332456 is an apocalyptic number.

It is an amenable number.

6542332456 is an abundant number, since it is smaller than the sum of its proper divisors (6843312824).

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

6542332456 is a wasteful number, since it uses less digits than its factorization.

6542332456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20025 (or 20021 counting only the distinct ones).

The product of its digits is 518400, while the sum is 40.

The square root of 6542332456 is about 80884.6861649348. The cubic root of 6542332456 is about 1870.2982600697.

It can be divided in two parts, 65423 and 32456, that added together give a palindrome (97879).

The spelling of 6542332456 in words is "six billion, five hundred forty-two million, three hundred thirty-two thousand, four hundred fifty-six".