852783465815 has 8 divisors (see below), whose sum is σ = 1023487507440. Its totient is φ = 682128540352.

The previous prime is 852783465797. The next prime is 852783465817. The reversal of 852783465815 is 518564387258.

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

It is a cyclic number.

It is not a de Polignac number, because 852783465815 - 2⁸ = 852783465559 is a prime.

It is a super-2 number, since 2×852783465815² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852783465817) 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, 12240830 + ... + 12310299.

It is an arithmetic number, because the mean of its divisors is an integer number (127935938430).

Almost surely, 2^852783465815 is an apocalyptic number.

852783465815 is a deficient number, since it is larger than the sum of its proper divisors (170704041625).

852783465815 is a wasteful number, since it uses less digits than its factorization.

852783465815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24558081.

The product of its digits is 64512000, while the sum is 62.

The spelling of 852783465815 in words is "eight hundred fifty-two billion, seven hundred eighty-three million, four hundred sixty-five thousand, eight hundred fifteen".