1958807842136 has 16 divisors (see below), whose sum is σ = 3673075947840. Its totient is φ = 979320922720.

The previous prime is 1958807842099. The next prime is 1958807842139. The reversal of 1958807842136 is 6312487088591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1958807842139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10274435 + ... + 10463346.

It is an arithmetic number, because the mean of its divisors is an integer number (229567246740).

It is a 1-persistent number, because it is pandigital, but 2⋅1958807842136 = 3917615684272 is not.

Almost surely, 2^{1958807842136} is an apocalyptic number.

It is an amenable number.

1958807842136 is a deficient number, since it is larger than the sum of its proper divisors (1714268105704).

1958807842136 is a wasteful number, since it uses less digits than its factorization.

1958807842136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20749594 (or 20749590 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 62.

The spelling of 1958807842136 in words is "one trillion, nine hundred fifty-eight billion, eight hundred seven million, eight hundred forty-two thousand, one hundred thirty-six".