102534643015345 has 8 divisors (see below), whose sum is σ = 123046703412264. Its totient is φ = 82024293216384.

The previous prime is 102534643015327. The next prime is 102534643015459. The reversal of 102534643015345 is 543510346435201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16375109144689 + 86159533870656 = 4046617^2 + 9282216^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102534643015345 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102534643015295 and 102534643015304.

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, 427517614 + ... + 427757383.

It is an arithmetic number, because the mean of its divisors is an integer number (15380837926533).

Almost surely, 2^{102534643015345} is an apocalyptic number.

It is an amenable number.

102534643015345 is a deficient number, since it is larger than the sum of its proper divisors (20512060396919).

102534643015345 is an equidigital number, since it uses as much as digits as its factorization.

102534643015345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855298979.

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 102534643015345 in words is "one hundred two trillion, five hundred thirty-four billion, six hundred forty-three million, fifteen thousand, three hundred forty-five".