73622966606640 has 240 divisors, whose sum is σ = 273142055646720. Its totient is φ = 17622067806720.

The previous prime is 73622966606627. The next prime is 73622966606663. The reversal of 73622966606640 is 4660666922637.

It is a happy number.

73622966606640 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58208682 + ... + 59460041.

It is an arithmetic number, because the mean of its divisors is an integer number (1138091898528).

Almost surely, 2^{73622966606640} is an apocalyptic number.

It is an amenable number.

73622966606640 is an abundant number, since it is smaller than the sum of its proper divisors (199519089040080).

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

73622966606640 is a wasteful number, since it uses less digits than its factorization.

73622966606640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117668832 (or 117668823 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 63.

The spelling of 73622966606640 in words is "seventy-three trillion, six hundred twenty-two billion, nine hundred sixty-six million, six hundred six thousand, six hundred forty".