13065540337352 has 8 divisors (see below), whose sum is σ = 24497888132550. Its totient is φ = 6532770168672.

The previous prime is 13065540337313. The next prime is 13065540337373. The reversal of 13065540337352 is 25373304556031.

It can be written as a sum of positive squares in only one way, i.e., 11812515320356 + 1253025016996 = 3436934^2 + 1119386^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13065540337297 and 13065540337306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816596271077 + ... + 816596271092.

Almost surely, 2^{13065540337352} is an apocalyptic number.

It is an amenable number.

13065540337352 is a deficient number, since it is larger than the sum of its proper divisors (11432347795198).

13065540337352 is a wasteful number, since it uses less digits than its factorization.

13065540337352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633192542175 (or 1633192542171 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 47.

The spelling of 13065540337352 in words is "thirteen trillion, sixty-five billion, five hundred forty million, three hundred thirty-seven thousand, three hundred fifty-two".