13550040151 has 4 divisors (see below), whose sum is σ = 13653475704. Its totient is φ = 13446604600.

The previous prime is 13550040131. The next prime is 13550040181. The reversal of 13550040151 is 15104005531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13550040151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550040131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51717580 + ... + 51717841.

It is an arithmetic number, because the mean of its divisors is an integer number (3413368926).

Almost surely, 2^13550040151 is an apocalyptic number.

13550040151 is a deficient number, since it is larger than the sum of its proper divisors (103435553).

13550040151 is a wasteful number, since it uses less digits than its factorization.

13550040151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103435552.

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 13550040151 its reverse (15104005531), we get a palindrome (28654045682).

The spelling of 13550040151 in words is "thirteen billion, five hundred fifty million, forty thousand, one hundred fifty-one".