26557914066252 has 48 divisors (see below), whose sum is σ = 64997787563520. Its totient is φ = 8423866395648.

The previous prime is 26557914066239. The next prime is 26557914066329. The reversal of 26557914066252 is 25266041975562.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249232552 + ... + 249339087.

It is an arithmetic number, because the mean of its divisors is an integer number (1354120574240).

Almost surely, 2^{26557914066252} is an apocalyptic number.

It is an amenable number.

26557914066252 is an abundant number, since it is smaller than the sum of its proper divisors (38439873497268).

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

26557914066252 is a wasteful number, since it uses less digits than its factorization.

26557914066252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498571862 (or 498571860 counting only the distinct ones).

The product of its (nonzero) digits is 54432000, while the sum is 60.

The spelling of 26557914066252 in words is "twenty-six trillion, five hundred fifty-seven billion, nine hundred fourteen million, sixty-six thousand, two hundred fifty-two".