2526252646 has 4 divisors (see below), whose sum is σ = 3789378972. Its totient is φ = 1263126322.

The previous prime is 2526252643. The next prime is 2526252661. The reversal of 2526252646 is 6462526252.

It is a happy number.

2526252646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 2526252599 and 2526252608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2526252643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631563160 + ... + 631563163.

It is an arithmetic number, because the mean of its divisors is an integer number (947344743).

Almost surely, 2^2526252646 is an apocalyptic number.

2526252646 is a deficient number, since it is larger than the sum of its proper divisors (1263126326).

2526252646 is a wasteful number, since it uses less digits than its factorization.

2526252646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263126325.

The product of its digits is 345600, while the sum is 40.

The square root of 2526252646 is about 50261.8408536735. The cubic root of 2526252646 is about 1361.9429851292.

Adding to 2526252646 its reverse (6462526252), we get a palindrome (8988778898).

The spelling of 2526252646 in words is "two billion, five hundred twenty-six million, two hundred fifty-two thousand, six hundred forty-six".