92809981276920 has 512 divisors, whose sum is σ = 327911379840000. Its totient is φ = 23284017948672.

The previous prime is 92809981276879. The next prime is 92809981276931. The reversal of 92809981276920 is 2967218990829.

It is a super-2 number, since 2×92809981276920² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6375618282 + ... + 6375632838.

It is an arithmetic number, because the mean of its divisors is an integer number (640451913750).

Almost surely, 2^{92809981276920} is an apocalyptic number.

92809981276920 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 92809981276920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163955689920000).

92809981276920 is an abundant number, since it is smaller than the sum of its proper divisors (235101398563080).

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

92809981276920 is a wasteful number, since it uses less digits than its factorization.

92809981276920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16732 (or 16722 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 72.

The spelling of 92809981276920 in words is "ninety-two trillion, eight hundred nine billion, nine hundred eighty-one million, two hundred seventy-six thousand, nine hundred twenty".