78241884336 has 160 divisors (see below), whose sum is σ = 279999936000. Its totient is φ = 20322558720.

The previous prime is 78241884289. The next prime is 78241884337. The reversal of 78241884336 is 63348814287.

78241884336 is a `hidden beast` number, since 7 + 8 + 24 + 188 + 433 + 6 = 666.

It is a super-2 number, since 2×78241884336² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (78241884337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1142811 + ... + 1209338.

It is an arithmetic number, because the mean of its divisors is an integer number (1749999600).

Almost surely, 2^78241884336 is an apocalyptic number.

It is an amenable number.

78241884336 is an abundant number, since it is smaller than the sum of its proper divisors (201758051664).

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

78241884336 is a wasteful number, since it uses less digits than its factorization.

78241884336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352184 (or 2352172 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 54.

The spelling of 78241884336 in words is "seventy-eight billion, two hundred forty-one million, eight hundred eighty-four thousand, three hundred thirty-six".