76220140320 has 192 divisors, whose sum is σ = 269265306240. Its totient is φ = 20135291904.

The previous prime is 76220140277. The next prime is 76220140343. The reversal of 76220140320 is 2304102267.

76220140320 is a `hidden beast` number, since 7 + 622 + 0 + 1 + 4 + 0 + 32 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 379794 + ... + 544686.

It is an arithmetic number, because the mean of its divisors is an integer number (1402423470).

Almost surely, 2^76220140320 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 76220140320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134632653120).

76220140320 is an abundant number, since it is smaller than the sum of its proper divisors (193045165920).

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

76220140320 is a wasteful number, since it uses less digits than its factorization.

76220140320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165024 (or 165010 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

Adding to 76220140320 its reverse (2304102267), we get a palindrome (78524242587).

The spelling of 76220140320 in words is "seventy-six billion, two hundred twenty million, one hundred forty thousand, three hundred twenty".