4261266621624 has 32 divisors (see below), whose sum is σ = 10941089976720. Its totient is φ = 1382032417536.

The previous prime is 4261266621593. The next prime is 4261266621679.

It is a happy number.

4261266621624 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2399360949 + ... + 2399362724.

Almost surely, 2^{4261266621624} is an apocalyptic number.

It is an amenable number.

4261266621624 is an abundant number, since it is smaller than the sum of its proper divisors (6679823355096).

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

4261266621624 is a wasteful number, since it uses less digits than its factorization.

4261266621624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798723719 (or 4798723715 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 48.

The spelling of 4261266621624 in words is "four trillion, two hundred sixty-one billion, two hundred sixty-six million, six hundred twenty-one thousand, six hundred twenty-four".