26626053451229 has 4 divisors (see below), whose sum is σ = 26627652726300. Its totient is φ = 26624454176160.

The previous prime is 26626053451223. The next prime is 26626053451243. The reversal of 26626053451229 is 92215435062662.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24786159244900 + 1839894206329 = 4978570^2 + 1356427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26626053451229 is a prime.

It is a super-2 number, since 2×26626053451229² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26626053451223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799612562 + ... + 799645859.

It is an arithmetic number, because the mean of its divisors is an integer number (6656913181575).

Almost surely, 2^{26626053451229} is an apocalyptic number.

It is an amenable number.

26626053451229 is a deficient number, since it is larger than the sum of its proper divisors (1599275071).

26626053451229 is a wasteful number, since it uses less digits than its factorization.

26626053451229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599275070.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 26626053451229 in words is "twenty-six trillion, six hundred twenty-six billion, fifty-three million, four hundred fifty-one thousand, two hundred twenty-nine".