102606504660 has 72 divisors (see below), whose sum is σ = 339534258336. Its totient is φ = 24874303680.

The previous prime is 102606504619. The next prime is 102606504673. The reversal of 102606504660 is 66405606201.

It is a happy number.

102606504660 is a `hidden beast` number, since 1 + 0 + 2 + 606 + 5 + 0 + 46 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25908754 + ... + 25912713.

It is an arithmetic number, because the mean of its divisors is an integer number (4715753588).

Almost surely, 2^102606504660 is an apocalyptic number.

102606504660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102606504660 is an abundant number, since it is smaller than the sum of its proper divisors (236927753676).

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

102606504660 is a wasteful number, since it uses less digits than its factorization.

102606504660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51821493 (or 51821488 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 102606504660 in words is "one hundred two billion, six hundred six million, five hundred four thousand, six hundred sixty".