1126881198825 has 24 divisors (see below), whose sum is σ = 1864938746400. Its totient is φ = 600413468160.

The previous prime is 1126881198799. The next prime is 1126881198827. The reversal of 1126881198825 is 5288911886211.

It is not a de Polignac number, because 1126881198825 - 2⁷ = 1126881198697 is a prime.

It is a super-2 number, since 2×1126881198825² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1126881198827) 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, 7296040 + ... + 7448889.

It is an arithmetic number, because the mean of its divisors is an integer number (77705781100).

Almost surely, 2^{1126881198825} is an apocalyptic number.

1126881198825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1126881198825 is a deficient number, since it is larger than the sum of its proper divisors (738057547575).

1126881198825 is a wasteful number, since it uses less digits than its factorization.

1126881198825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14745961 (or 14745956 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 60.

The spelling of 1126881198825 in words is "one trillion, one hundred twenty-six billion, eight hundred eighty-one million, one hundred ninety-eight thousand, eight hundred twenty-five".