13420530652 has 24 divisors (see below), whose sum is σ = 24135327216. Its totient is φ = 6526063488.

The previous prime is 13420530589. The next prime is 13420530671. The reversal of 13420530652 is 25603502431.

It is a happy number.

It is a super-2 number, since 2×13420530652² (a number of 21 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, 127363 + ... + 207514.

It is an arithmetic number, because the mean of its divisors is an integer number (1005638634).

Almost surely, 2^13420530652 is an apocalyptic number.

It is an amenable number.

13420530652 is a deficient number, since it is larger than the sum of its proper divisors (10714796564).

13420530652 is a wasteful number, since it uses less digits than its factorization.

13420530652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335157 (or 335155 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 13420530652 in words is "thirteen billion, four hundred twenty million, five hundred thirty thousand, six hundred fifty-two".