66626097 has 8 divisors (see below), whose sum is σ = 88887456. Its totient is φ = 44391072.

The previous prime is 66626093. The next prime is 66626113. The reversal of 66626097 is 79062666.

66626097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 66626097 - 2² = 66626093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66626093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373 + ... + 11549.

It is an arithmetic number, because the mean of its divisors is an integer number (11110932).

Almost surely, 2^66626097 is an apocalyptic number.

It is an amenable number.

66626097 is a deficient number, since it is larger than the sum of its proper divisors (22261359).

66626097 is a wasteful number, since it uses less digits than its factorization.

66626097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13167.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 66626097 is about 8162.4810566396. The cubic root of 66626097 is about 405.3978653789.

The spelling of 66626097 in words is "sixty-six million, six hundred twenty-six thousand, ninety-seven".