66760268486 has 16 divisors (see below), whose sum is σ = 100407628944. Its totient is φ = 33291177504.

The previous prime is 66760268483. The next prime is 66760268503. The reversal of 66760268486 is 68486206766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66760268483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126061 + ... + 1183863.

It is an arithmetic number, because the mean of its divisors is an integer number (6275476809).

Almost surely, 2^66760268486 is an apocalyptic number.

66760268486 is a deficient number, since it is larger than the sum of its proper divisors (33647360458).

66760268486 is a wasteful number, since it uses less digits than its factorization.

66760268486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59335.

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 66760268486 in words is "sixty-six billion, seven hundred sixty million, two hundred sixty-eight thousand, four hundred eighty-six".