26156502452 has 6 divisors (see below), whose sum is σ = 45773879298. Its totient is φ = 13078251224.

The previous prime is 26156502443. The next prime is 26156502467. The reversal of 26156502452 is 25420565162.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14834265616 + 11322236836 = 121796^2 + 106406^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3269562803 + ... + 3269562810.

It is an arithmetic number, because the mean of its divisors is an integer number (7628979883).

Almost surely, 2^26156502452 is an apocalyptic number.

It is an amenable number.

26156502452 is a deficient number, since it is larger than the sum of its proper divisors (19617376846).

26156502452 is a wasteful number, since it uses less digits than its factorization.

26156502452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6539125617 (or 6539125615 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 26156502452 in words is "twenty-six billion, one hundred fifty-six million, five hundred two thousand, four hundred fifty-two".