73620222736 has 20 divisors (see below), whose sum is σ = 142964113600. Its totient is φ = 36726257952.

The previous prime is 73620222733. The next prime is 73620222737. The reversal of 73620222736 is 63722202637.

It is not an unprimeable number, because it can be changed into a prime (73620222733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5233596 + ... + 5247643.

It is an arithmetic number, because the mean of its divisors is an integer number (7148205680).

Almost surely, 2^73620222736 is an apocalyptic number.

It is an amenable number.

73620222736 is a deficient number, since it is larger than the sum of its proper divisors (69343890864).

73620222736 is a wasteful number, since it uses less digits than its factorization.

73620222736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10481686 (or 10481680 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 73620222736 in words is "seventy-three billion, six hundred twenty million, two hundred twenty-two thousand, seven hundred thirty-six".