73270643201 has 6 divisors (see below), whose sum is σ = 85233197250. Its totient is φ = 62803408416.

The previous prime is 73270643191. The next prime is 73270643207. The reversal of 73270643201 is 10234607237.

It can be written as a sum of positive squares in only one way, i.e., 72611386225 + 659256976 = 269465^2 + 25676^2 .

It is not a de Polignac number, because 73270643201 - 2¹⁸ = 73270381057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73270643207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 747659576 + ... + 747659673.

It is an arithmetic number, because the mean of its divisors is an integer number (14205532875).

Almost surely, 2^73270643201 is an apocalyptic number.

It is an amenable number.

73270643201 is a deficient number, since it is larger than the sum of its proper divisors (11962554049).

73270643201 is a wasteful number, since it uses less digits than its factorization.

73270643201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495319263 (or 1495319256 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 73270643201 in words is "seventy-three billion, two hundred seventy million, six hundred forty-three thousand, two hundred one".