102384611512868 has 6 divisors (see below), whose sum is σ = 179173070147526. Its totient is φ = 51192305756432.

The previous prime is 102384611512861. The next prime is 102384611512957. The reversal of 102384611512868 is 868215116483201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 86272479736804 + 16112131776064 = 9288298^2 + 4013992^2 .

It is a super-2 number, since 2×102384611512868² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102384611512861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12798076439105 + ... + 12798076439112.

It is an arithmetic number, because the mean of its divisors is an integer number (29862178357921).

Almost surely, 2^{102384611512868} is an apocalyptic number.

It is an amenable number.

102384611512868 is a deficient number, since it is larger than the sum of its proper divisors (76788458634658).

102384611512868 is a wasteful number, since it uses less digits than its factorization.

102384611512868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25596152878221 (or 25596152878219 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 56.

The spelling of 102384611512868 in words is "one hundred two trillion, three hundred eighty-four billion, six hundred eleven million, five hundred twelve thousand, eight hundred sixty-eight".