266967049740 has 48 divisors (see below), whose sum is σ = 747588683520. Its totient is φ = 71183504320.

The previous prime is 266967049721. The next prime is 266967049747. The reversal of 266967049740 is 47940769662.

It is a happy number.

266967049740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (266967049747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328945 + ... + 801335.

It is an arithmetic number, because the mean of its divisors is an integer number (15574764240).

Almost surely, 2^266967049740 is an apocalyptic number.

266967049740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266967049740 is an abundant number, since it is smaller than the sum of its proper divisors (480621633780).

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

266967049740 is a wasteful number, since it uses less digits than its factorization.

266967049740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481822 (or 481820 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 60.

The spelling of 266967049740 in words is "two hundred sixty-six billion, nine hundred sixty-seven million, forty-nine thousand, seven hundred forty".