73628738692063 has 8 divisors (see below), whose sum is σ = 75316081989632. Its totient is φ = 71958701479896.

The previous prime is 73628738692009. The next prime is 73628738692127. The reversal of 73628738692063 is 36029683782637.

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 73628738692063 - 2⁹ = 73628738691551 is a prime.

It is a super-2 number, since 2×73628738692063² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73628738691983 and 73628738692001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73628738692363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4326512745 + ... + 4326529762.

It is an arithmetic number, because the mean of its divisors is an integer number (9414510248704).

Almost surely, 2^{73628738692063} is an apocalyptic number.

73628738692063 is a deficient number, since it is larger than the sum of its proper divisors (1687343297569).

73628738692063 is a wasteful number, since it uses less digits than its factorization.

73628738692063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8653042701.

The product of its (nonzero) digits is 658409472, while the sum is 70.

The spelling of 73628738692063 in words is "seventy-three trillion, six hundred twenty-eight billion, seven hundred thirty-eight million, six hundred ninety-two thousand, sixty-three".