1058139987690 has 64 divisors (see below), whose sum is σ = 2628196346880. Its totient is φ = 272366315520.

The previous prime is 1058139987689. The next prime is 1058139987791. The reversal of 1058139987690 is 967899318501.

It is a super-2 number, since 2×1058139987690² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1100679 + ... + 1824218.

It is an arithmetic number, because the mean of its divisors is an integer number (41065567920).

Almost surely, 2^{1058139987690} is an apocalyptic number.

1058139987690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1058139987690 is an abundant number, since it is smaller than the sum of its proper divisors (1570056359190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1058139987690 is a wasteful number, since it uses less digits than its factorization.

1058139987690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925327.

The product of its (nonzero) digits is 29393280, while the sum is 66.

The spelling of 1058139987690 in words is "one trillion, fifty-eight billion, one hundred thirty-nine million, nine hundred eighty-seven thousand, six hundred ninety".