13045314538044 has 36 divisors (see below), whose sum is σ = 32976328064680. Its totient is φ = 4348349580960.

The previous prime is 13045314538013. The next prime is 13045314538051. The reversal of 13045314538044 is 44083541354031.

13045314538044 is a `hidden beast` number, since 1 + 3 + 0 + 4 + 531 + 45 + 38 + 0 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×13045314538044² (a number of 27 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 11 ways as a sum of consecutive naturals, for example, 1888099 + ... + 5445690.

Almost surely, 2^{13045314538044} is an apocalyptic number.

It is an amenable number.

13045314538044 is an abundant number, since it is smaller than the sum of its proper divisors (19931013526636).

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

13045314538044 is a wasteful number, since it uses less digits than its factorization.

13045314538044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7383210 (or 7383205 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 13045314538044 in words is "thirteen trillion, forty-five billion, three hundred fourteen million, five hundred thirty-eight thousand, forty-four".