1302209969452 has 48 divisors (see below), whose sum is σ = 2612798013952. Its totient is φ = 556295351040.

The previous prime is 1302209969393. The next prime is 1302209969453. The reversal of 1302209969452 is 2549699022031.

It is a self number, because there is not a number n which added to its sum of digits gives 1302209969452.

It is not an unprimeable number, because it can be changed into a prime (1302209969453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63225268 + ... + 63245860.

Almost surely, 2^{1302209969452} is an apocalyptic number.

It is an amenable number.

1302209969452 is an abundant number, since it is smaller than the sum of its proper divisors (1310588044500).

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

1302209969452 is a wasteful number, since it uses less digits than its factorization.

1302209969452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27758 (or 27756 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 1302209969452 in words is "one trillion, three hundred two billion, two hundred nine million, nine hundred sixty-nine thousand, four hundred fifty-two".