15132554451 has 12 divisors (see below), whose sum is σ = 24980724912.
Its totient is φ = 8647173936.
The previous prime is 15132554441. The next prime is 15132554509. The reversal of 15132554451 is 15445523151.
15132554451 is a `hidden beast` number, since 1 + 51 + 3 + 2 + 554 + 4 + 51 = 666.
It is not a de Polignac number, because 15132554451 - 26 = 15132554387 is a prime.
It is a super-2 number, since 2×151325544512 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (15132554441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120099576 + ... + 120099701.
It is an arithmetic number, because the mean of its divisors is an integer number (2081727076).
Almost surely, 215132554451 is an apocalyptic number.
15132554451 is a deficient number, since it is larger than the sum of its proper divisors (9848170461).
15132554451 is a wasteful number, since it uses less digits than its factorization.
15132554451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240199290 (or 240199287 counting only the distinct ones).
The product of its digits is 60000, while the sum is 36.
The spelling of 15132554451 in words is "fifteen billion, one hundred thirty-two million, five hundred fifty-four thousand, four hundred fifty-one".