1299482440776 has 160 divisors (see below), whose sum is σ = 4025674893240. Its totient is φ = 389034150912.

The previous prime is 1299482440771. The next prime is 1299482440783. The reversal of 1299482440776 is 6770442849921.

1299482440776 is a `hidden beast` number, since 1 + 29 + 94 + 82 + 440 + 7 + 7 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 746651528100 + 552830912676 = 864090^2 + 743526^2 .

It is a super-2 number, since 2×1299482440776² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1299482440771) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1772901 + ... + 2396276.

Almost surely, 2^{1299482440776} is an apocalyptic number.

It is an amenable number.

1299482440776 is an abundant number, since it is smaller than the sum of its proper divisors (2726192452464).

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

1299482440776 is a wasteful number, since it uses less digits than its factorization.

1299482440776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4169245 (or 4169232 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 63.

The spelling of 1299482440776 in words is "one trillion, two hundred ninety-nine billion, four hundred eighty-two million, four hundred forty thousand, seven hundred seventy-six".