73839020550 has 48 divisors (see below), whose sum is σ = 183411213312. Its totient is φ = 19659175200.

The previous prime is 73839020533. The next prime is 73839020587. The reversal of 73839020550 is 5502093837.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 295414 + ... + 484713.

It is an arithmetic number, because the mean of its divisors is an integer number (3821066944).

Almost surely, 2^73839020550 is an apocalyptic number.

73839020550 is an abundant number, since it is smaller than the sum of its proper divisors (109572192762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73839020550 is a wasteful number, since it uses less digits than its factorization.

73839020550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780773 (or 780768 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 73839020550 in words is "seventy-three billion, eight hundred thirty-nine million, twenty thousand, five hundred fifty".