26478866887462 has 32 divisors (see below), whose sum is σ = 44338248624384. Its totient is φ = 11755536458400.

The previous prime is 26478866887411. The next prime is 26478866887483.

26478866887462 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×26478866887462² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27597088 + ... + 28540444.

It is an arithmetic number, because the mean of its divisors is an integer number (1385570269512).

Almost surely, 2^{26478866887462} is an apocalyptic number.

26478866887462 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26478866887462 is a deficient number, since it is larger than the sum of its proper divisors (17859381736922).

26478866887462 is a wasteful number, since it uses less digits than its factorization.

26478866887462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973084.

The product of its digits is 16647192576, while the sum is 82.

The spelling of 26478866887462 in words is "twenty-six trillion, four hundred seventy-eight billion, eight hundred sixty-six million, eight hundred eighty-seven thousand, four hundred sixty-two".