1058156644994 has 32 divisors (see below), whose sum is σ = 1600873190400. Its totient is φ = 524548664640.

The previous prime is 1058156644921. The next prime is 1058156644997. The reversal of 1058156644994 is 4994466518501.

It is a super-2 number, since 2×1058156644994² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1058156644997) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 457877099 + ... + 457879409.

It is an arithmetic number, because the mean of its divisors is an integer number (50027287200).

Almost surely, 2^{1058156644994} is an apocalyptic number.

1058156644994 is a deficient number, since it is larger than the sum of its proper divisors (542716545406).

1058156644994 is a wasteful number, since it uses less digits than its factorization.

1058156644994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5058.

The product of its (nonzero) digits is 37324800, while the sum is 62.

The spelling of 1058156644994 in words is "one trillion, fifty-eight billion, one hundred fifty-six million, six hundred forty-four thousand, nine hundred ninety-four".