5157021358081 has 8 divisors (see below), whose sum is σ = 5158040781600. Its totient is φ = 5156002056480.

The previous prime is 5157021358037. The next prime is 5157021358141. The reversal of 5157021358081 is 1808531207515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5157021358081 - 2¹³ = 5157021349889 is a prime.

It is a super-2 number, since 2×5157021358081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5157021358031) 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 7 ways as a sum of consecutive naturals, for example, 137947050 + ... + 137984428.

It is an arithmetic number, because the mean of its divisors is an integer number (644755097700).

Almost surely, 2^{5157021358081} is an apocalyptic number.

It is an amenable number.

5157021358081 is a deficient number, since it is larger than the sum of its proper divisors (1019423519).

5157021358081 is a wasteful number, since it uses less digits than its factorization.

5157021358081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60959.

The product of its (nonzero) digits is 336000, while the sum is 46.

The spelling of 5157021358081 in words is "five trillion, one hundred fifty-seven billion, twenty-one million, three hundred fifty-eight thousand, eighty-one".