72140658303766 has 48 divisors (see below), whose sum is σ = 118784842637616. Its totient is φ = 32838341372928.

The previous prime is 72140658303761. The next prime is 72140658303793. The reversal of 72140658303766 is 66730385604127.

It is a self number, because there is not a number n which added to its sum of digits gives 72140658303766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72140658303761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1080515101 + ... + 1080581863.

It is an arithmetic number, because the mean of its divisors is an integer number (2474684221617).

Almost surely, 2^{72140658303766} is an apocalyptic number.

72140658303766 is a deficient number, since it is larger than the sum of its proper divisors (46644184333850).

72140658303766 is a wasteful number, since it uses less digits than its factorization.

72140658303766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110657 (or 110644 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 58.

The spelling of 72140658303766 in words is "seventy-two trillion, one hundred forty billion, six hundred fifty-eight million, three hundred three thousand, seven hundred sixty-six".