83890554050 has 24 divisors (see below), whose sum is σ = 156112258176. Its totient is φ = 33539914640.

The previous prime is 83890554037. The next prime is 83890554091. The reversal of 83890554050 is 5045509838.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 83890553986 and 83890554004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303494 + ... + 509793.

It is an arithmetic number, because the mean of its divisors is an integer number (6504677424).

Almost surely, 2^83890554050 is an apocalyptic number.

83890554050 is a deficient number, since it is larger than the sum of its proper divisors (72221704126).

83890554050 is a wasteful number, since it uses less digits than its factorization.

83890554050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815362 (or 815357 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 83890554050 in words is "eighty-three billion, eight hundred ninety million, five hundred fifty-four thousand, fifty".