83126262138 has 32 divisors (see below), whose sum is σ = 166609872000. Its totient is φ = 27649242816.

The previous prime is 83126262133. The next prime is 83126262143.

83126262138 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (83126262133) and next prime (83126262143).

It is a super-4 number, since 4×83126262138⁴ (a number of 45 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83126262138.

It is not an unprimeable number, because it can be changed into a prime (83126262133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10019520 + ... + 10027812.

It is an arithmetic number, because the mean of its divisors is an integer number (5206558500).

Almost surely, 2^83126262138 is an apocalyptic number.

83126262138 is an abundant number, since it is smaller than the sum of its proper divisors (83483609862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83126262138 is a wasteful number, since it uses less digits than its factorization.

83126262138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11686.

The product of its digits is 165888, while the sum is 42.

The spelling of 83126262138 in words is "eighty-three billion, one hundred twenty-six million, two hundred sixty-two thousand, one hundred thirty-eight".