32973481655 has 4 divisors (see below), whose sum is σ = 39568177992. Its totient is φ = 26378785320.

The previous prime is 32973481601. The next prime is 32973481679. The reversal of 32973481655 is 55618437923.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 32973481655 - 2⁶ = 32973481591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32973481597 and 32973481606.

It is a congruent number.

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, 3297348161 + ... + 3297348170.

It is an arithmetic number, because the mean of its divisors is an integer number (9892044498).

Almost surely, 2^32973481655 is an apocalyptic number.

32973481655 is a deficient number, since it is larger than the sum of its proper divisors (6594696337).

32973481655 is an equidigital number, since it uses as much as digits as its factorization.

32973481655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594696336.

The product of its digits is 5443200, while the sum is 53.

The spelling of 32973481655 in words is "thirty-two billion, nine hundred seventy-three million, four hundred eighty-one thousand, six hundred fifty-five".