1058503305550 has 24 divisors (see below), whose sum is σ = 2054416852656. Its totient is φ = 404992568640.

The previous prime is 1058503305473. The next prime is 1058503305571. The reversal of 1058503305550 is 555033058501.

It is a happy number.

It is a super-2 number, since 2×1058503305550² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 460217679 + ... + 460219978.

It is an arithmetic number, because the mean of its divisors is an integer number (85600702194).

Almost surely, 2^{1058503305550} is an apocalyptic number.

1058503305550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1058503305550 is a deficient number, since it is larger than the sum of its proper divisors (995913547106).

1058503305550 is a wasteful number, since it uses less digits than its factorization.

1058503305550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920437692 (or 920437687 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 1058503305550 in words is "one trillion, fifty-eight billion, five hundred three million, three hundred five thousand, five hundred fifty".