1296097653602 has 16 divisors (see below), whose sum is σ = 2012018331960. Its totient is φ = 625443372288.

The previous prime is 1296097653551. The next prime is 1296097653607. The reversal of 1296097653602 is 2063567906921.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1212176778121 + 83920875481 = 1100989^2 + 289691^2 .

It is not an unprimeable number, because it can be changed into a prime (1296097653607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4482593 + ... + 4762964.

Almost surely, 2^{1296097653602} is an apocalyptic number.

1296097653602 is a deficient number, since it is larger than the sum of its proper divisors (715920678358).

1296097653602 is a wasteful number, since it uses less digits than its factorization.

1296097653602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9248005.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 1296097653602 in words is "one trillion, two hundred ninety-six billion, ninety-seven million, six hundred fifty-three thousand, six hundred two".