266252912750 has 64 divisors (see below), whose sum is σ = 546176397312. Its totient is φ = 96384852000.

The previous prime is 266252912749. The next prime is 266252912801. The reversal of 266252912750 is 57219252662.

It is a super-2 number, since 2×266252912750² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266252912695 and 266252912704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 396167 + ... + 830333.

It is an arithmetic number, because the mean of its divisors is an integer number (8534006208).

Almost surely, 2^266252912750 is an apocalyptic number.

266252912750 is an abundant number, since it is smaller than the sum of its proper divisors (279923484562).

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

266252912750 is a wasteful number, since it uses less digits than its factorization.

266252912750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434418 (or 434408 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 266252912750 in words is "two hundred sixty-six billion, two hundred fifty-two million, nine hundred twelve thousand, seven hundred fifty".