5158556306578 has 8 divisors (see below), whose sum is σ = 7738956068400. Its totient is φ = 2578904283780.

The previous prime is 5158556306573. The next prime is 5158556306593. The reversal of 5158556306578 is 8756036558515.

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

It is a super-2 number, since 2×5158556306578² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5158556306573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186917508 + ... + 186945103.

It is an arithmetic number, because the mean of its divisors is an integer number (967369508550).

Almost surely, 2^{5158556306578} is an apocalyptic number.

5158556306578 is a deficient number, since it is larger than the sum of its proper divisors (2580399761822).

5158556306578 is a wasteful number, since it uses less digits than its factorization.

5158556306578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373869512.

The product of its (nonzero) digits is 151200000, while the sum is 64.

The spelling of 5158556306578 in words is "five trillion, one hundred fifty-eight billion, five hundred fifty-six million, three hundred six thousand, five hundred seventy-eight".