266425550016 has 56 divisors (see below), whose sum is σ = 709586006784. Its totient is φ = 88220371200.

The previous prime is 266425549991. The next prime is 266425550059. The reversal of 266425550016 is 610055524662.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 266425550016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4565820 + ... + 4623803.

Almost surely, 2^266425550016 is an apocalyptic number.

It is an amenable number.

266425550016 is an abundant number, since it is smaller than the sum of its proper divisors (443160456768).

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

266425550016 is a wasteful number, since it uses less digits than its factorization.

266425550016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9189789 (or 9189779 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 266425550016 in words is "two hundred sixty-six billion, four hundred twenty-five million, five hundred fifty thousand, sixteen".