72750722212366 has 32 divisors (see below), whose sum is σ = 119661674077440. Its totient is φ = 32898100459200.

The previous prime is 72750722212291. The next prime is 72750722212367. The reversal of 72750722212366 is 66321222705727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72750722212367) 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 15 ways as a sum of consecutive naturals, for example, 7502695 + ... + 14205346.

It is an arithmetic number, because the mean of its divisors is an integer number (3739427314920).

Almost surely, 2^{72750722212366} is an apocalyptic number.

72750722212366 is a deficient number, since it is larger than the sum of its proper divisors (46910951865074).

72750722212366 is a wasteful number, since it uses less digits than its factorization.

72750722212366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21708840.

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 72750722212366 in words is "seventy-two trillion, seven hundred fifty billion, seven hundred twenty-two million, two hundred twelve thousand, three hundred sixty-six".