766740501122 has 6 divisors (see below), whose sum is σ = 1150112609193. Its totient is φ = 383369631392.

The previous prime is 766740501091. The next prime is 766740501181. The reversal of 766740501122 is 221105047667.

It can be written as a sum of positive squares in 2 ways, for example, as 759963754081 + 6776747041 = 871759^2 + 82321^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=619169.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 766740501122.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 928754 + ... + 1547922.

Almost surely, 2^766740501122 is an apocalyptic number.

766740501122 is a deficient number, since it is larger than the sum of its proper divisors (383372108071).

766740501122 is an frugal number, since it uses more digits than its factorization.

766740501122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238340 (or 619171 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

Adding to 766740501122 its reverse (221105047667), we get a palindrome (987845548789).

The spelling of 766740501122 in words is "seven hundred sixty-six billion, seven hundred forty million, five hundred one thousand, one hundred twenty-two".