73998877903 has 8 divisors (see below), whose sum is σ = 74949267200. Its totient is φ = 73048831128.

The previous prime is 73998877867. The next prime is 73998877919. The reversal of 73998877903 is 30977889937.

It is a happy number.

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 73998877903 - 2¹⁷ = 73998746831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73998877933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364300 + ... + 529822.

It is an arithmetic number, because the mean of its divisors is an integer number (9368658400).

Almost surely, 2^73998877903 is an apocalyptic number.

73998877903 is a deficient number, since it is larger than the sum of its proper divisors (950389297).

73998877903 is a wasteful number, since it uses less digits than its factorization.

73998877903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171261.

The product of its (nonzero) digits is 144027072, while the sum is 70.

The spelling of 73998877903 in words is "seventy-three billion, nine hundred ninety-eight million, eight hundred seventy-seven thousand, nine hundred three".