73620172801 has 8 divisors (see below), whose sum is σ = 85563397440. Its totient is φ = 62033462448.

The previous prime is 73620172789. The next prime is 73620172807. The reversal of 73620172801 is 10827102637.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73620172801 - 2²³ = 73611784193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73620172807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89128126 + ... + 89128951.

It is an arithmetic number, because the mean of its divisors is an integer number (10695424680).

Almost surely, 2^73620172801 is an apocalyptic number.

It is an amenable number.

73620172801 is a deficient number, since it is larger than the sum of its proper divisors (11943224639).

73620172801 is a wasteful number, since it uses less digits than its factorization.

73620172801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178257143.

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 73620172801 in words is "seventy-three billion, six hundred twenty million, one hundred seventy-two thousand, eight hundred one".