81114266476 has 12 divisors (see below), whose sum is σ = 141951960472. Its totient is φ = 40556563488.

The previous prime is 81114266473. The next prime is 81114266483. The reversal of 81114266476 is 67466241118.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (81114266473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484291 + ... + 629893.

Almost surely, 2^81114266476 is an apocalyptic number.

It is an amenable number.

81114266476 is a deficient number, since it is larger than the sum of its proper divisors (60837693996).

81114266476 is a wasteful number, since it uses less digits than its factorization.

81114266476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284880 (or 284878 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The spelling of 81114266476 in words is "eighty-one billion, one hundred fourteen million, two hundred sixty-six thousand, four hundred seventy-six".