1058776817081 has 16 divisors (see below), whose sum is σ = 1086516063360. Its totient is φ = 1031351568000.

The previous prime is 1058776817051. The next prime is 1058776817099. The reversal of 1058776817081 is 1807186778501.

It is a cyclic number.

It is not a de Polignac number, because 1058776817081 - 2³⁰ = 1057703075257 is a prime.

It is a super-2 number, since 2×1058776817081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1058776817081.

It is not an unprimeable number, because it can be changed into a prime (1058776817051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4036700 + ... + 4290978.

It is an arithmetic number, because the mean of its divisors is an integer number (67907253960).

Almost surely, 2^{1058776817081} is an apocalyptic number.

It is an amenable number.

1058776817081 is a deficient number, since it is larger than the sum of its proper divisors (27739246279).

1058776817081 is a wasteful number, since it uses less digits than its factorization.

1058776817081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254896.

The product of its (nonzero) digits is 5268480, while the sum is 59.

The spelling of 1058776817081 in words is "one trillion, fifty-eight billion, seven hundred seventy-six million, eight hundred seventeen thousand, eighty-one".