66102958 has 8 divisors (see below), whose sum is σ = 99362880. Its totient is φ = 32982000.

The previous prime is 66102931. The next prime is 66102961. The reversal of 66102958 is 85920166.

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

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, 33543 + ... + 35458.

It is an arithmetic number, because the mean of its divisors is an integer number (12420360).

Almost surely, 2^66102958 is an apocalyptic number.

66102958 is a deficient number, since it is larger than the sum of its proper divisors (33259922).

66102958 is a wasteful number, since it uses less digits than its factorization.

66102958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69482.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 66102958 is about 8130.3725621893. The cubic root of 66102958 is about 404.3340332849.

The spelling of 66102958 in words is "sixty-six million, one hundred two thousand, nine hundred fifty-eight".