13145553801 has 32 divisors (see below), whose sum is σ = 20028021120. Its totient is φ = 8517892032.

The previous prime is 13145553793. The next prime is 13145553803. The reversal of 13145553801 is 10835554131.

It is a happy number.

13145553801 is a `hidden beast` number, since 13 + 14 + 5 + 553 + 80 + 1 = 666.

13145553801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13145553801 - 2³ = 13145553793 is a prime.

It is a super-3 number, since 3×13145553801³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13145553803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110191 + ... + 196043.

It is an arithmetic number, because the mean of its divisors is an integer number (625875660).

Almost surely, 2^13145553801 is an apocalyptic number.

It is an amenable number.

13145553801 is a deficient number, since it is larger than the sum of its proper divisors (6882467319).

13145553801 is a wasteful number, since it uses less digits than its factorization.

13145553801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86022 (or 86016 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 13145553801 in words is "thirteen billion, one hundred forty-five million, five hundred fifty-three thousand, eight hundred one".