8157758510028 has 24 divisors (see below), whose sum is σ = 19038051310320. Its totient is φ = 2718784057600.

The previous prime is 8157758510021. The next prime is 8157758510039. The reversal of 8157758510028 is 8200158577518.

It is a self number, because there is not a number n which added to its sum of digits gives 8157758510028.

It is not an unprimeable number, because it can be changed into a prime (8157758510021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58524873 + ... + 58664096.

It is an arithmetic number, because the mean of its divisors is an integer number (793252137930).

Almost surely, 2^{8157758510028} is an apocalyptic number.

It is an amenable number.

8157758510028 is an abundant number, since it is smaller than the sum of its proper divisors (10880292800292).

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

8157758510028 is a wasteful number, since it uses less digits than its factorization.

8157758510028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117194777 (or 117194775 counting only the distinct ones).

The product of its (nonzero) digits is 6272000, while the sum is 57.

The spelling of 8157758510028 in words is "eight trillion, one hundred fifty-seven billion, seven hundred fifty-eight million, five hundred ten thousand, twenty-eight".