911293057138 has 16 divisors (see below), whose sum is σ = 1414166762880. Its totient is φ = 439906165776.

The previous prime is 911293057123. The next prime is 911293057159. The reversal of 911293057138 is 831750392119.

It is a junction number, because it is equal to n+sod(n) for n = 911293057091 and 911293057100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412645 + ... + 1411687.

It is an arithmetic number, because the mean of its divisors is an integer number (88385422680).

Almost surely, 2^911293057138 is an apocalyptic number.

911293057138 is a deficient number, since it is larger than the sum of its proper divisors (502873705742).

911293057138 is a wasteful number, since it uses less digits than its factorization.

911293057138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014801.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 911293057138 in words is "nine hundred eleven billion, two hundred ninety-three million, fifty-seven thousand, one hundred thirty-eight".