66553046 has 8 divisors (see below), whose sum is σ = 114090960. Its totient is φ = 28522728.

The previous prime is 66553033. The next prime is 66553049. The reversal of 66553046 is 64035566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 66552997 and 66553015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66553049) 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, 2376881 + ... + 2376908.

It is an arithmetic number, because the mean of its divisors is an integer number (14261370).

Almost surely, 2^66553046 is an apocalyptic number.

66553046 is a deficient number, since it is larger than the sum of its proper divisors (47537914).

66553046 is a wasteful number, since it uses less digits than its factorization.

66553046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753798.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 66553046 is about 8158.0050257401. The cubic root of 66553046 is about 405.2496474338.

The spelling of 66553046 in words is "sixty-six million, five hundred fifty-three thousand, forty-six".