66101486 has 32 divisors (see below), whose sum is σ = 112859136. Its totient is φ = 28764000.

The previous prime is 66101479. The next prime is 66101509. The reversal of 66101486 is 68410166.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69776 + ... + 70716.

It is an arithmetic number, because the mean of its divisors is an integer number (3526848).

Almost surely, 2^66101486 is an apocalyptic number.

66101486 is a deficient number, since it is larger than the sum of its proper divisors (46757650).

66101486 is a wasteful number, since it uses less digits than its factorization.

66101486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 66101486 is about 8130.2820369284. The cubic root of 66101486 is about 404.3310319865.

The spelling of 66101486 in words is "sixty-six million, one hundred one thousand, four hundred eighty-six".