1011827908975 has 24 divisors (see below), whose sum is σ = 1361042106480. Its totient is φ = 741741976320.

The previous prime is 1011827908961. The next prime is 1011827909003. The reversal of 1011827908975 is 5798097281101.

It is not a de Polignac number, because 1011827908975 - 2⁵ = 1011827908943 is a prime.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11317945 + ... + 11406994.

It is an arithmetic number, because the mean of its divisors is an integer number (56710087770).

Almost surely, 2^{1011827908975} is an apocalyptic number.

1011827908975 is a deficient number, since it is larger than the sum of its proper divisors (349214197505).

1011827908975 is a wasteful number, since it uses less digits than its factorization.

1011827908975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22725099 (or 22725094 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 58.

The spelling of 1011827908975 in words is "one trillion, eleven billion, eight hundred twenty-seven million, nine hundred eight thousand, nine hundred seventy-five".