13451130232551 has 32 divisors (see below), whose sum is σ = 21753199319040. Its totient is φ = 8146950537600.

The previous prime is 13451130232517. The next prime is 13451130232559. The reversal of 13451130232551 is 15523203115431.

It is a happy number.

13451130232551 is a `hidden beast` number, since 1 + 3 + 4 + 51 + 1 + 30 + 23 + 2 + 551 = 666.

It is not a de Polignac number, because 13451130232551 - 2³⁰ = 13450056490727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13451130232559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14120215 + ... + 15042696.

It is an arithmetic number, because the mean of its divisors is an integer number (679787478720).

Almost surely, 2^{13451130232551} is an apocalyptic number.

13451130232551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13451130232551 is a deficient number, since it is larger than the sum of its proper divisors (8302069086489).

13451130232551 is a wasteful number, since it uses less digits than its factorization.

13451130232551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29164484 (or 29164478 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 13451130232551 its reverse (15523203115431), we get a palindrome (28974333347982).

The spelling of 13451130232551 in words is "thirteen trillion, four hundred fifty-one billion, one hundred thirty million, two hundred thirty-two thousand, five hundred fifty-one".