13745641855 has 32 divisors (see below), whose sum is σ = 18428497920. Its totient is φ = 9756798720.

The previous prime is 13745641853. The next prime is 13745641859. The reversal of 13745641855 is 55814654731.

It is not a de Polignac number, because 13745641855 - 2¹ = 13745641853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13745641799 and 13745641808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13745641853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 941451 + ... + 955939.

It is an arithmetic number, because the mean of its divisors is an integer number (575890560).

Almost surely, 2^13745641855 is an apocalyptic number.

13745641855 is a deficient number, since it is larger than the sum of its proper divisors (4682856065).

13745641855 is a wasteful number, since it uses less digits than its factorization.

13745641855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14919.

The product of its digits is 2016000, while the sum is 49.

The spelling of 13745641855 in words is "thirteen billion, seven hundred forty-five million, six hundred forty-one thousand, eight hundred fifty-five".