13040133345 has 48 divisors (see below), whose sum is σ = 23196393792. Its totient is φ = 6773074560.

The previous prime is 13040133343. The next prime is 13040133347. The reversal of 13040133345 is 54333104031.

13040133345 is a `hidden beast` number, since 1 + 304 + 0 + 13 + 3 + 345 = 666.

It is an interprime number because it is at equal distance from previous prime (13040133343) and next prime (13040133347).

It is not a de Polignac number, because 13040133345 - 2¹ = 13040133343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13040133343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 661735 + ... + 681155.

It is an arithmetic number, because the mean of its divisors is an integer number (483258204).

Almost surely, 2^13040133345 is an apocalyptic number.

13040133345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13040133345 is a deficient number, since it is larger than the sum of its proper divisors (10156260447).

13040133345 is a wasteful number, since it uses less digits than its factorization.

13040133345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19822 (or 19819 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 13040133345 its reverse (54333104031), we get a palindrome (67373237376).

The spelling of 13040133345 in words is "thirteen billion, forty million, one hundred thirty-three thousand, three hundred forty-five".