76256724221850 has 192 divisors, whose sum is σ = 203374111795200. Its totient is φ = 18852663997440.

The previous prime is 76256724221837. The next prime is 76256724221851. The reversal of 76256724221850 is 5812242765267.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (76256724221851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23943309 + ... + 26940591.

It is an arithmetic number, because the mean of its divisors is an integer number (1059240165600).

Almost surely, 2^{76256724221850} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76256724221850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101687055897600).

76256724221850 is an abundant number, since it is smaller than the sum of its proper divisors (127117387573350).

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

76256724221850 is a wasteful number, since it uses less digits than its factorization.

76256724221850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2997509 (or 2997504 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 57.

The spelling of 76256724221850 in words is "seventy-six trillion, two hundred fifty-six billion, seven hundred twenty-four million, two hundred twenty-one thousand, eight hundred fifty".