1118119291540 has 24 divisors (see below), whose sum is σ = 2352390739272. Its totient is φ = 446421006720.

The previous prime is 1118119291529. The next prime is 1118119291631. The reversal of 1118119291540 is 451929118111.

It can be written as a sum of positive squares in 4 ways, for example, as 85542210576 + 1032577080964 = 292476^2 + 1016158^2 .

It is a super-2 number, since 2×1118119291540² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 51658279 + ... + 51679918.

It is an arithmetic number, because the mean of its divisors is an integer number (98016280803).

Almost surely, 2^{1118119291540} is an apocalyptic number.

1118119291540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1118119291540 is an abundant number, since it is smaller than the sum of its proper divisors (1234271447732).

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

1118119291540 is a wasteful number, since it uses less digits than its factorization.

1118119291540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103338747 (or 103338745 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 43.

The spelling of 1118119291540 in words is "one trillion, one hundred eighteen billion, one hundred nineteen million, two hundred ninety-one thousand, five hundred forty".