1058351252644 has 27 divisors (see below), whose sum is σ = 2154530084427. Its totient is φ = 453572935704.

The previous prime is 1058351252599. The next prime is 1058351252801. The reversal of 1058351252644 is 4462521538501.

It is a happy number.

The square root of 1058351252644 is 1028762.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1058351252644² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1058351252594 and 1058351252603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14365927 + ... + 14439409.

Almost surely, 2^{1058351252644} is an apocalyptic number.

1058351252644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1058351252644 is the 1028762-nd square number.

It is an amenable number.

1058351252644 is an abundant number, since it is smaller than the sum of its proper divisors (1096178831783).

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

1058351252644 is an frugal number, since it uses more digits than its factorization.

1058351252644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146984 (or 73492 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 1058351252644 in words is "one trillion, fifty-eight billion, three hundred fifty-one million, two hundred fifty-two thousand, six hundred forty-four".