83673525550 has 24 divisors (see below), whose sum is σ = 155802193200. Its totient is φ = 33432972480.

The previous prime is 83673525517. The next prime is 83673525553. The reversal of 83673525550 is 5552537638.

It is a junction number, because it is equal to n+sod(n) for n = 83673525494 and 83673525503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83673525553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 864535 + ... + 956434.

It is an arithmetic number, because the mean of its divisors is an integer number (6491758050).

Almost surely, 2^83673525550 is an apocalyptic number.

83673525550 is a deficient number, since it is larger than the sum of its proper divisors (72128667650).

83673525550 is a wasteful number, since it uses less digits than its factorization.

83673525550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821900 (or 1821895 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 49.

The spelling of 83673525550 in words is "eighty-three billion, six hundred seventy-three million, five hundred twenty-five thousand, five hundred fifty".