158668500057 has 16 divisors (see below), whose sum is σ = 212078592000. Its totient is φ = 105518793744.

The previous prime is 158668500037. The next prime is 158668500113. The reversal of 158668500057 is 750005866851.

It is not a de Polignac number, because 158668500057 - 2⁶ = 158668499993 is a prime.

It is a super-3 number, since 3×158668500057³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158668499982 and 158668500009.

It is not an unprimeable number, because it can be changed into a prime (158668500017) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13768744 + ... + 13780262.

It is an arithmetic number, because the mean of its divisors is an integer number (13254912000).

Almost surely, 2^158668500057 is an apocalyptic number.

It is an amenable number.

158668500057 is a deficient number, since it is larger than the sum of its proper divisors (53410091943).

158668500057 is a wasteful number, since it uses less digits than its factorization.

158668500057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22420.

The product of its (nonzero) digits is 2016000, while the sum is 51.

The spelling of 158668500057 in words is "one hundred fifty-eight billion, six hundred sixty-eight million, five hundred thousand, fifty-seven".