15507231474114 has 12 divisors (see below), whose sum is σ = 33599001527286. Its totient is φ = 5169077158032.

The previous prime is 15507231474109. The next prime is 15507231474139. The reversal of 15507231474114 is 41147413270551.

15507231474114 is a `hidden beast` number, since 1 + 5 + 507 + 23 + 1 + 4 + 7 + 4 + 114 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12052818928089 + 3454412546025 = 3471717^2 + 1858605^2 .

It is a super-2 number, since 2×15507231474114² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15507231474114.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 430756429819 + ... + 430756429854.

Almost surely, 2^{15507231474114} is an apocalyptic number.

15507231474114 is an abundant number, since it is smaller than the sum of its proper divisors (18091770053172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15507231474114 is a wasteful number, since it uses less digits than its factorization.

15507231474114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861512859681 (or 861512859678 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 15507231474114 in words is "fifteen trillion, five hundred seven billion, two hundred thirty-one million, four hundred seventy-four thousand, one hundred fourteen".