84526062505 has 4 divisors (see below), whose sum is σ = 101431275012. Its totient is φ = 67620850000.

The previous prime is 84526062499. The next prime is 84526062547. The reversal of 84526062505 is 50526062548.

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

It can be written as a sum of positive squares in 2 ways, for example, as 53762305689 + 30763756816 = 231867^2 + 175396^2 .

It is not a de Polignac number, because 84526062505 - 2⁵ = 84526062473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8452606246 + ... + 8452606255.

It is an arithmetic number, because the mean of its divisors is an integer number (25357818753).

Almost surely, 2^84526062505 is an apocalyptic number.

It is an amenable number.

84526062505 is a deficient number, since it is larger than the sum of its proper divisors (16905212507).

84526062505 is a wasteful number, since it uses less digits than its factorization.

84526062505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16905212506.

The product of its (nonzero) digits is 576000, while the sum is 43.

Adding to 84526062505 its sum of digits (43), we get a palindrome (84526062548).

The spelling of 84526062505 in words is "eighty-four billion, five hundred twenty-six million, sixty-two thousand, five hundred five".