73890557223 has 8 divisors (see below), whose sum is σ = 112595134848. Its totient is φ = 42223175544.

The previous prime is 73890557201. The next prime is 73890557261. The reversal of 73890557223 is 32275509837.

It is a happy number.

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

It is not a de Polignac number, because 73890557223 - 2¹⁴ = 73890540839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73890557023) by changing a digit.

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, 1759298961 + ... + 1759299002.

It is an arithmetic number, because the mean of its divisors is an integer number (14074391856).

Almost surely, 2^73890557223 is an apocalyptic number.

73890557223 is a deficient number, since it is larger than the sum of its proper divisors (38704577625).

73890557223 is a wasteful number, since it uses less digits than its factorization.

73890557223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3518597973.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 73890557223 in words is "seventy-three billion, eight hundred ninety million, five hundred fifty-seven thousand, two hundred twenty-three".