78625532683 has 4 divisors (see below), whose sum is σ = 82044034128. Its totient is φ = 75207031240.

The previous prime is 78625532681. The next prime is 78625532693. The reversal of 78625532683 is 38623552687.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 78625532683 - 2¹ = 78625532681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78625532681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1709250688 + ... + 1709250733.

It is an arithmetic number, because the mean of its divisors is an integer number (20511008532).

Almost surely, 2^78625532683 is an apocalyptic number.

78625532683 is a deficient number, since it is larger than the sum of its proper divisors (3418501445).

78625532683 is a wasteful number, since it uses less digits than its factorization.

78625532683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418501444.

The product of its digits is 14515200, while the sum is 55.

The spelling of 78625532683 in words is "seventy-eight billion, six hundred twenty-five million, five hundred thirty-two thousand, six hundred eighty-three".