1151011550585 has 32 divisors (see below), whose sum is σ = 1491984990720. Its totient is φ = 847394166528.

The previous prime is 1151011550581. The next prime is 1151011550621. The reversal of 1151011550585 is 5850551101511.

It is not a de Polignac number, because 1151011550585 - 2² = 1151011550581 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1151011550581) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107175146 + ... + 107185884.

It is an arithmetic number, because the mean of its divisors is an integer number (46624530960).

Almost surely, 2^{1151011550585} is an apocalyptic number.

It is an amenable number.

1151011550585 is a deficient number, since it is larger than the sum of its proper divisors (340973440135).

1151011550585 is a wasteful number, since it uses less digits than its factorization.

1151011550585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15617.

The product of its (nonzero) digits is 25000, while the sum is 38.

The spelling of 1151011550585 in words is "one trillion, one hundred fifty-one billion, eleven million, five hundred fifty thousand, five hundred eighty-five".