1127005831728 has 120 divisors (see below), whose sum is σ = 3672641819808. Its totient is φ = 315926148096.

The previous prime is 1127005831727. The next prime is 1127005831753. The reversal of 1127005831728 is 8271385007211.

1127005831728 is a `hidden beast` number, since 11 + 27 + 0 + 0 + 583 + 17 + 28 = 666.

It is not an unprimeable number, because it can be changed into a prime (1127005831727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10494325 + ... + 10601172.

Almost surely, 2^{1127005831728} is an apocalyptic number.

1127005831728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1127005831728 is an abundant number, since it is smaller than the sum of its proper divisors (2545635988080).

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

1127005831728 is a wasteful number, since it uses less digits than its factorization.

1127005831728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21095571 (or 21095562 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 45.

The spelling of 1127005831728 in words is "one trillion, one hundred twenty-seven billion, five million, eight hundred thirty-one thousand, seven hundred twenty-eight".