26557350316 has 12 divisors (see below), whose sum is σ = 53114700688. Its totient is φ = 11381721552.

The previous prime is 26557350307. The next prime is 26557350317. The reversal of 26557350316 is 61305375562.

It is a happy number.

26557350316 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (26557350317) 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, 474238371 + ... + 474238426.

Almost surely, 2^26557350316 is an apocalyptic number.

It is an amenable number.

26557350316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26557350316 is a wasteful number, since it uses less digits than its factorization.

26557350316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948476808 (or 948476806 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 43.

The spelling of 26557350316 in words is "twenty-six billion, five hundred fifty-seven million, three hundred fifty thousand, three hundred sixteen".