26421612462 has 24 divisors (see below), whose sum is σ = 65424945456. Its totient is φ = 7549032096.

The previous prime is 26421612431. The next prime is 26421612463.

26421612462 is a `hidden beast` number, since 2 + 642 + 1 + 6 + 1 + 2 + 4 + 6 + 2 = 666.

26421612462 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×26421612462² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26421612463) 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, 104847543 + ... + 104847794.

It is an arithmetic number, because the mean of its divisors is an integer number (2726039394).

Almost surely, 2^26421612462 is an apocalyptic number.

26421612462 is an abundant number, since it is smaller than the sum of its proper divisors (39003332994).

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

26421612462 is a wasteful number, since it uses less digits than its factorization.

26421612462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209695352 (or 209695349 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The spelling of 26421612462 in words is "twenty-six billion, four hundred twenty-one million, six hundred twelve thousand, four hundred sixty-two".