66122754 has 8 divisors (see below), whose sum is σ = 132245520. Its totient is φ = 22040916.

The previous prime is 66122729. The next prime is 66122803. The reversal of 66122754 is 45722166.

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

66122754 is an admirable 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, 5510224 + ... + 5510235.

It is an arithmetic number, because the mean of its divisors is an integer number (16530690).

Almost surely, 2^66122754 is an apocalyptic number.

66122754 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66122754 is a wasteful number, since it uses less digits than its factorization.

66122754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11020464.

The product of its digits is 20160, while the sum is 33.

The square root of 66122754 is about 8131.5898814438. The cubic root of 66122754 is about 404.3743915275.

The spelling of 66122754 in words is "sixty-six million, one hundred twenty-two thousand, seven hundred fifty-four".