13553535643045 has 32 divisors (see below), whose sum is σ = 16956601896960. Its totient is φ = 10388751179520.

The previous prime is 13553535643019. The next prime is 13553535643093. The reversal of 13553535643045 is 54034653535531.

It is a happy number.

It is not a de Polignac number, because 13553535643045 - 2¹⁷ = 13553535511973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13553535642983 and 13553535643001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5351367 + ... + 7466203.

It is an arithmetic number, because the mean of its divisors is an integer number (529893809280).

Almost surely, 2^{13553535643045} is an apocalyptic number.

It is an amenable number.

13553535643045 is a deficient number, since it is larger than the sum of its proper divisors (3403066253915).

13553535643045 is a wasteful number, since it uses less digits than its factorization.

13553535643045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115285.

The product of its (nonzero) digits is 24300000, while the sum is 52.

The spelling of 13553535643045 in words is "thirteen trillion, five hundred fifty-three billion, five hundred thirty-five million, six hundred forty-three thousand, forty-five".