73715408385 has 8 divisors (see below), whose sum is σ = 117944653440. Its totient is φ = 39314884464.

The previous prime is 73715408363. The next prime is 73715408399. The reversal of 73715408385 is 58380451737.

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

It is not a de Polignac number, because 73715408385 - 2¹¹ = 73715406337 is a prime.

It is a super-2 number, since 2×73715408385² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2457180265 + ... + 2457180294.

It is an arithmetic number, because the mean of its divisors is an integer number (14743081680).

Almost surely, 2^73715408385 is an apocalyptic number.

It is an amenable number.

73715408385 is a deficient number, since it is larger than the sum of its proper divisors (44229245055).

73715408385 is a wasteful number, since it uses less digits than its factorization.

73715408385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914360567.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 73715408385 in words is "seventy-three billion, seven hundred fifteen million, four hundred eight thousand, three hundred eighty-five".