266012332620662 has 16 divisors (see below), whose sum is σ = 425935239782400. Its totient is φ = 124231111600680.

The previous prime is 266012332620659. The next prime is 266012332620763. The reversal of 266012332620662 is 266026233210662.

It is a happy number.

It is a super-2 number, since 2×266012332620662² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 49298057462 + ... + 49298062857.

It is an arithmetic number, because the mean of its divisors is an integer number (26620952486400).

Almost surely, 2^{266012332620662} is an apocalyptic number.

266012332620662 is a deficient number, since it is larger than the sum of its proper divisors (159922907161738).

266012332620662 is a wasteful number, since it uses less digits than its factorization.

266012332620662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98596120411.

The product of its (nonzero) digits is 2239488, while the sum is 47.

The spelling of 266012332620662 in words is "two hundred sixty-six trillion, twelve billion, three hundred thirty-two million, six hundred twenty thousand, six hundred sixty-two".