15730000157142 has 12 divisors (see below), whose sum is σ = 34081667007180. Its totient is φ = 5243333385708.

The previous prime is 15730000157119. The next prime is 15730000157161. The reversal of 15730000157142 is 24175100003751.

15730000157142 is a `hidden beast` number, since 1 + 57 + 30 + 0 + 0 + 0 + 1 + 571 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 15730000157097 and 15730000157106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 436944448792 + ... + 436944448827.

It is an arithmetic number, because the mean of its divisors is an integer number (2840138917265).

Almost surely, 2^{15730000157142} is an apocalyptic number.

15730000157142 is an abundant number, since it is smaller than the sum of its proper divisors (18351666850038).

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

15730000157142 is a wasteful number, since it uses less digits than its factorization.

15730000157142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873888897627 (or 873888897624 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 15730000157142 in words is "fifteen trillion, seven hundred thirty billion, one hundred fifty-seven thousand, one hundred forty-two".