666752304102 has 16 divisors (see below), whose sum is σ = 1376520886272. Its totient is φ = 215081388360.

The previous prime is 666752304067. The next prime is 666752304137. The reversal of 666752304102 is 201403257666.

It is an interprime number because it is at equal distance from previous prime (666752304067) and next prime (666752304137).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1792344718 + ... + 1792345089.

It is an arithmetic number, because the mean of its divisors is an integer number (86032555392).

Almost surely, 2^666752304102 is an apocalyptic number.

666752304102 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

666752304102 is an abundant number, since it is smaller than the sum of its proper divisors (709768582170).

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

666752304102 is a wasteful number, since it uses less digits than its factorization.

666752304102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3584689843.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 666752304102 in words is "six hundred sixty-six billion, seven hundred fifty-two million, three hundred four thousand, one hundred two".