26456430212 has 6 divisors (see below), whose sum is σ = 46298752878. Its totient is φ = 13228215104.

The previous prime is 26456430127. The next prime is 26456430233. The reversal of 26456430212 is 21203465462.

It can be written as a sum of positive squares in only one way, i.e., 24480983296 + 1975446916 = 156464^2 + 44446^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307053773 + ... + 3307053780.

It is an arithmetic number, because the mean of its divisors is an integer number (7716458813).

Almost surely, 2^26456430212 is an apocalyptic number.

It is an amenable number.

26456430212 is a deficient number, since it is larger than the sum of its proper divisors (19842322666).

26456430212 is a wasteful number, since it uses less digits than its factorization.

26456430212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6614107557 (or 6614107555 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 26456430212 its reverse (21203465462), we get a palindrome (47659895674).

The spelling of 26456430212 in words is "twenty-six billion, four hundred fifty-six million, four hundred thirty thousand, two hundred twelve".