26002045512 has 96 divisors (see below), whose sum is σ = 72459485280. Its totient is φ = 8418481920.

The previous prime is 26002045481. The next prime is 26002045567. The reversal of 26002045512 is 21554020062.

26002045512 is a `hidden beast` number, since 2 + 600 + 2 + 0 + 4 + 5 + 51 + 2 = 666.

It is a super-2 number, since 2×26002045512² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 650703 + ... + 689505.

It is an arithmetic number, because the mean of its divisors is an integer number (754786305).

Almost surely, 2^26002045512 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 26002045512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36229742640).

26002045512 is an abundant number, since it is smaller than the sum of its proper divisors (46457439768).

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

26002045512 is a wasteful number, since it uses less digits than its factorization.

26002045512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39083 (or 39076 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 26002045512 its reverse (21554020062), we get a palindrome (47556065574).

The spelling of 26002045512 in words is "twenty-six billion, two million, forty-five thousand, five hundred twelve".