73878653885163 has 8 divisors (see below), whose sum is σ = 100907429696976. Its totient is φ = 48051156998400.

The previous prime is 73878653885137. The next prime is 73878653885173. The reversal of 73878653885163 is 36158835687837.

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

It is not a de Polignac number, because 73878653885163 - 2¹⁴ = 73878653868779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73878653885173) 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, 300319731118 + ... + 300319731363.

It is an arithmetic number, because the mean of its divisors is an integer number (12613428712122).

Almost surely, 2^{73878653885163} is an apocalyptic number.

73878653885163 is a deficient number, since it is larger than the sum of its proper divisors (27028775811813).

73878653885163 is a wasteful number, since it uses less digits than its factorization.

73878653885163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600639462525.

The product of its digits is 4877107200, while the sum is 78.

The spelling of 73878653885163 in words is "seventy-three trillion, eight hundred seventy-eight billion, six hundred fifty-three million, eight hundred eighty-five thousand, one hundred sixty-three".