73245958665 has 16 divisors (see below), whose sum is σ = 127847491776. Its totient is φ = 35513192000.

The previous prime is 73245958663. The next prime is 73245958673. The reversal of 73245958665 is 56685954237.

It is not a de Polignac number, because 73245958665 - 2¹ = 73245958663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73245958599 and 73245958608.

It is not an unprimeable number, because it can be changed into a prime (73245958663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221957286 + ... + 221957615.

It is an arithmetic number, because the mean of its divisors is an integer number (7990468236).

Almost surely, 2^73245958665 is an apocalyptic number.

It is an amenable number.

73245958665 is a deficient number, since it is larger than the sum of its proper divisors (54601533111).

73245958665 is a wasteful number, since it uses less digits than its factorization.

73245958665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443914920.

The product of its digits is 54432000, while the sum is 60.

The spelling of 73245958665 in words is "seventy-three billion, two hundred forty-five million, nine hundred fifty-eight thousand, six hundred sixty-five".