13520430152 has 16 divisors (see below), whose sum is σ = 25352044800. Its totient is φ = 6759884880.

The previous prime is 13520430139. The next prime is 13520430211. The reversal of 13520430152 is 25103402531.

It is a happy number.

It is a super-2 number, since 2×13520430152² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278249 + ... + 323207.

It is an arithmetic number, because the mean of its divisors is an integer number (1584502800).

Almost surely, 2^13520430152 is an apocalyptic number.

It is an amenable number.

13520430152 is a deficient number, since it is larger than the sum of its proper divisors (11831614648).

13520430152 is a wasteful number, since it uses less digits than its factorization.

13520430152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82556 (or 82552 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 13520430152 its reverse (25103402531), we get a palindrome (38623832683).

The spelling of 13520430152 in words is "thirteen billion, five hundred twenty million, four hundred thirty thousand, one hundred fifty-two".