4591873645550 has 48 divisors (see below), whose sum is σ = 8548665862272. Its totient is φ = 1835076837600.

The previous prime is 4591873645547. The next prime is 4591873645553. The reversal of 4591873645550 is 555463781954.

It is an interprime number because it is at equal distance from previous prime (4591873645547) and next prime (4591873645553).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4591873645553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 505096505 + ... + 505105595.

It is an arithmetic number, because the mean of its divisors is an integer number (178097205464).

Almost surely, 2^{4591873645550} is an apocalyptic number.

4591873645550 is a deficient number, since it is larger than the sum of its proper divisors (3956792216722).

4591873645550 is a wasteful number, since it uses less digits than its factorization.

4591873645550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17193 (or 17188 counting only the distinct ones).

The product of its (nonzero) digits is 90720000, while the sum is 62.

The spelling of 4591873645550 in words is "four trillion, five hundred ninety-one billion, eight hundred seventy-three million, six hundred forty-five thousand, five hundred fifty".