26662145444 has 96 divisors (see below), whose sum is σ = 52916613120. Its totient is φ = 11650953600.

The previous prime is 26662145429. The next prime is 26662145453. The reversal of 26662145444 is 44454126662.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 26662145395 and 26662145404.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26903789 + ... + 26904779.

It is an arithmetic number, because the mean of its divisors is an integer number (551214720).

Almost surely, 2^26662145444 is an apocalyptic number.

It is an amenable number.

26662145444 is a deficient number, since it is larger than the sum of its proper divisors (26254467676).

26662145444 is a wasteful number, since it uses less digits than its factorization.

26662145444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281 (or 1279 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 44.

The spelling of 26662145444 in words is "twenty-six billion, six hundred sixty-two million, one hundred forty-five thousand, four hundred forty-four".