26313342516 has 72 divisors (see below), whose sum is σ = 70281731520. Its totient is φ = 8277825024.

The previous prime is 26313342511. The next prime is 26313342529. The reversal of 26313342516 is 61524331362.

26313342516 is a `hidden beast` number, since 2 + 6 + 3 + 133 + 4 + 2 + 516 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26313342511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106756 + ... + 253028.

It is an arithmetic number, because the mean of its divisors is an integer number (976135160).

Almost surely, 2^26313342516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26313342516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35140865760).

26313342516 is an abundant number, since it is smaller than the sum of its proper divisors (43968389004).

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

26313342516 is a wasteful number, since it uses less digits than its factorization.

26313342516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146565 (or 146560 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

Adding to 26313342516 its reverse (61524331362), we get a palindrome (87837673878).

The spelling of 26313342516 in words is "twenty-six billion, three hundred thirteen million, three hundred forty-two thousand, five hundred sixteen".