26066430370000 has 50 divisors (see below), whose sum is σ = 63109434593018. Its totient is φ = 10426572144000.

The previous prime is 26066430369997. The next prime is 26066430370003. The reversal of 26066430370000 is 7303466062.

It is an interprime number because it is at equal distance from previous prime (26066430369997) and next prime (26066430370003).

It can be written as a sum of positive squares in 5 ways, for example, as 2781983813184 + 23284446556816 = 1667928^2 + 4825396^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26066430370003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1303311519 + ... + 1303331518.

Almost surely, 2^{26066430370000} is an apocalyptic number.

26066430370000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26066430370000 is an abundant number, since it is smaller than the sum of its proper divisors (37043004223018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26066430370000 is an equidigital number, since it uses as much as digits as its factorization.

26066430370000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606643065 (or 2606643044 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 37.

The spelling of 26066430370000 in words is "twenty-six trillion, sixty-six billion, four hundred thirty million, three hundred seventy thousand".