1115557949050 has 24 divisors (see below), whose sum is σ = 2075379417216. Its totient is φ = 446128205040.

The previous prime is 1115557949041. The next prime is 1115557949053. The reversal of 1115557949050 is 509497555111.

It is not an unprimeable number, because it can be changed into a prime (1115557949053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2136864 + ... + 2607163.

It is an arithmetic number, because the mean of its divisors is an integer number (86474142384).

Almost surely, 2^{1115557949050} is an apocalyptic number.

1115557949050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115557949050 is a deficient number, since it is larger than the sum of its proper divisors (959821468166).

1115557949050 is a wasteful number, since it uses less digits than its factorization.

1115557949050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748742 (or 4748737 counting only the distinct ones).

The product of its (nonzero) digits is 1417500, while the sum is 52.

The spelling of 1115557949050 in words is "one trillion, one hundred fifteen billion, five hundred fifty-seven million, nine hundred forty-nine thousand, fifty".