1958272768816 has 60 divisors (see below), whose sum is σ = 4753115385312. Its totient is φ = 774701311104.

The previous prime is 1958272768807. The next prime is 1958272768817. The reversal of 1958272768816 is 6188672728591.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1958272768817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96058920 + ... + 96079303.

Almost surely, 2^{1958272768816} is an apocalyptic number.

1958272768816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1958272768816 is an abundant number, since it is smaller than the sum of its proper divisors (2794842616496).

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

1958272768816 is a wasteful number, since it uses less digits than its factorization.

1958272768816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192138258 (or 192138245 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 70.

The spelling of 1958272768816 in words is "one trillion, nine hundred fifty-eight billion, two hundred seventy-two million, seven hundred sixty-eight thousand, eight hundred sixteen".