155003600116431 has 24 divisors (see below), whose sum is σ = 245659935892176. Its totient is φ = 93398560928640.

The previous prime is 155003600116373. The next prime is 155003600116439. The reversal of 155003600116431 is 134611006300551.

155003600116431 is a `hidden beast` number, since 1 + 5 + 5 + 0 + 0 + 3 + 6 + 0 + 0 + 1 + 1 + 643 + 1 = 666.

It is not a de Polignac number, because 155003600116431 - 2⁷ = 155003600116303 is a prime.

It is a super-2 number, since 2×155003600116431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155003600116439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4525106950 + ... + 4525141203.

It is an arithmetic number, because the mean of its divisors is an integer number (10235830662174).

Almost surely, 2^{155003600116431} is an apocalyptic number.

155003600116431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

155003600116431 is a deficient number, since it is larger than the sum of its proper divisors (90656335775745).

155003600116431 is a wasteful number, since it uses less digits than its factorization.

155003600116431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9050248343 (or 9050248340 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

Adding to 155003600116431 its reverse (134611006300551), we get a palindrome (289614606416982).

The spelling of 155003600116431 in words is "one hundred fifty-five trillion, three billion, six hundred million, one hundred sixteen thousand, four hundred thirty-one".