1158275202028 has 24 divisors (see below), whose sum is σ = 2344460654592. Its totient is φ = 490422890064.

The previous prime is 1158275202017. The next prime is 1158275202137. The reversal of 1158275202028 is 8202025728511.

It is a super-3 number, since 3×1158275202028³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249196300 + ... + 249200947.

It is an arithmetic number, because the mean of its divisors is an integer number (97685860608).

Almost surely, 2^{1158275202028} is an apocalyptic number.

It is an amenable number.

1158275202028 is an abundant number, since it is smaller than the sum of its proper divisors (1186185452564).

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

1158275202028 is a wasteful number, since it uses less digits than its factorization.

1158275202028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498397341 (or 498397339 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 43.

The spelling of 1158275202028 in words is "one trillion, one hundred fifty-eight billion, two hundred seventy-five million, two hundred two thousand, twenty-eight".