26861006250612 has 48 divisors (see below), whose sum is σ = 69640103863680. Its totient is φ = 8953609860864.

The previous prime is 26861006250607. The next prime is 26861006250613. The reversal of 26861006250612 is 21605260016862.

26861006250612 is a `hidden beast` number, since 2 + 6 + 8 + 6 + 1 + 0 + 0 + 6 + 25 + 0 + 612 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26861006250613) 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, 17587273 + ... + 19053455.

It is an arithmetic number, because the mean of its divisors is an integer number (1450835497160).

Almost surely, 2^{26861006250612} is an apocalyptic number.

It is an amenable number.

26861006250612 is an abundant number, since it is smaller than the sum of its proper divisors (42779097613068).

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

26861006250612 is a wasteful number, since it uses less digits than its factorization.

26861006250612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635829 (or 1635821 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 26861006250612 in words is "twenty-six trillion, eight hundred sixty-one billion, six million, two hundred fifty thousand, six hundred twelve".