26520151513964 has 12 divisors (see below), whose sum is σ = 46869772725888. Its totient is φ = 13128787878000.

The previous prime is 26520151513901. The next prime is 26520151513967. The reversal of 26520151513964 is 46931515102562.

It is not an unprimeable number, because it can be changed into a prime (26520151513967) 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, 32821969292 + ... + 32821970099.

It is an arithmetic number, because the mean of its divisors is an integer number (3905814393824).

Almost surely, 2^{26520151513964} is an apocalyptic number.

It is an amenable number.

26520151513964 is a deficient number, since it is larger than the sum of its proper divisors (20349621211924).

26520151513964 is a wasteful number, since it uses less digits than its factorization.

26520151513964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65643939496 (or 65643939494 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 50.

The spelling of 26520151513964 in words is "twenty-six trillion, five hundred twenty billion, one hundred fifty-one million, five hundred thirteen thousand, nine hundred sixty-four".