83526463387 has 4 divisors (see below), whose sum is σ = 84353458176. Its totient is φ = 82699468600.

The previous prime is 83526463381. The next prime is 83526463393. The reversal of 83526463387 is 78336462538.

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

It is an interprime number because it is at equal distance from previous prime (83526463381) and next prime (83526463393).

It is a cyclic number.

It is not a de Polignac number, because 83526463387 - 2¹¹ = 83526461339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83526463381) 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, 413497243 + ... + 413497444.

It is an arithmetic number, because the mean of its divisors is an integer number (21088364544).

Almost surely, 2^83526463387 is an apocalyptic number.

83526463387 is a deficient number, since it is larger than the sum of its proper divisors (826994789).

83526463387 is a wasteful number, since it uses less digits than its factorization.

83526463387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826994788.

The product of its digits is 17418240, while the sum is 55.

The spelling of 83526463387 in words is "eighty-three billion, five hundred twenty-six million, four hundred sixty-three thousand, three hundred eighty-seven".