26257670224412 has 48 divisors (see below), whose sum is σ = 52318222790400. Its totient is φ = 11414096981760.

The previous prime is 26257670224411. The next prime is 26257670224417. The reversal of 26257670224412 is 21442207675262.

It is a super-2 number, since 2×26257670224412² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26257670224411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2479139 + ... + 7659077.

It is an arithmetic number, because the mean of its divisors is an integer number (1089962974800).

Almost surely, 2^{26257670224412} is an apocalyptic number.

26257670224412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

26257670224412 is a deficient number, since it is larger than the sum of its proper divisors (26060552565988).

26257670224412 is a wasteful number, since it uses less digits than its factorization.

26257670224412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184986 (or 5184984 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 50.

Adding to 26257670224412 its reverse (21442207675262), we get a palindrome (47699877899674).

The spelling of 26257670224412 in words is "twenty-six trillion, two hundred fifty-seven billion, six hundred seventy million, two hundred twenty-four thousand, four hundred twelve".