1157090928228 has 60 divisors (see below), whose sum is σ = 3035188265340. Its totient is φ = 384380572608.

The previous prime is 1157090928209. The next prime is 1157090928247. The reversal of 1157090928228 is 8228290907511.

It is an interprime number because it is at equal distance from previous prime (1157090928209) and next prime (1157090928247).

It can be written as a sum of positive squares in 2 ways, for example, as 915068254464 + 242022673764 = 956592^2 + 491958^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5999383 + ... + 6189246.

It is an arithmetic number, because the mean of its divisors is an integer number (50586471089).

Almost surely, 2^{1157090928228} is an apocalyptic number.

1157090928228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1157090928228 is an abundant number, since it is smaller than the sum of its proper divisors (1878097337112).

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

1157090928228 is a wasteful number, since it uses less digits than its factorization.

1157090928228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12188938 (or 12188927 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The spelling of 1157090928228 in words is "one trillion, one hundred fifty-seven billion, ninety million, nine hundred twenty-eight thousand, two hundred twenty-eight".