181485546476 has 12 divisors (see below), whose sum is σ = 342030453072. Its totient is φ = 83762559888.

The previous prime is 181485546421. The next prime is 181485546493. The reversal of 181485546476 is 674645584181.

181485546476 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1745053280 + ... + 1745053383.

It is an arithmetic number, because the mean of its divisors is an integer number (28502537756).

Almost surely, 2^181485546476 is an apocalyptic number.

It is an amenable number.

181485546476 is a deficient number, since it is larger than the sum of its proper divisors (160544906596).

181485546476 is a wasteful number, since it uses less digits than its factorization.

181485546476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3490106680 (or 3490106678 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 59.

The spelling of 181485546476 in words is "one hundred eighty-one billion, four hundred eighty-five million, five hundred forty-six thousand, four hundred seventy-six".