78226773300 has 576 divisors, whose sum is σ = 296081049600. Its totient is φ = 17534361600.

The previous prime is 78226773281. The next prime is 78226773307. The reversal of 78226773300 is 337762287.

78226773300 is a `hidden beast` number, since 7 + 82 + 267 + 7 + 3 + 300 = 666.

It is a super-2 number, since 2×78226773300² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78226773307) 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 191 ways as a sum of consecutive naturals, for example, 18495586 + ... + 18499814.

It is an arithmetic number, because the mean of its divisors is an integer number (514029600).

Almost surely, 2^78226773300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 78226773300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148040524800).

78226773300 is an abundant number, since it is smaller than the sum of its proper divisors (217854276300).

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

78226773300 is a wasteful number, since it uses less digits than its factorization.

78226773300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313 (or 4300 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 78226773300 in words is "seventy-eight billion, two hundred twenty-six million, seven hundred seventy-three thousand, three hundred".