83580550149 has 32 divisors (see below), whose sum is σ = 120094875648. Its totient is φ = 51553656000.

The previous prime is 83580550121. The next prime is 83580550169. The reversal of 83580550149 is 94105508538.

It is a happy number.

It is not a de Polignac number, because 83580550149 - 2⁷ = 83580550021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83580550098 and 83580550107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83580550169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5084754 + ... + 5101164.

It is an arithmetic number, because the mean of its divisors is an integer number (3752964864).

Almost surely, 2^83580550149 is an apocalyptic number.

It is an amenable number.

83580550149 is a deficient number, since it is larger than the sum of its proper divisors (36514325499).

83580550149 is a wasteful number, since it uses less digits than its factorization.

83580550149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18849.

The product of its (nonzero) digits is 864000, while the sum is 48.

The spelling of 83580550149 in words is "eighty-three billion, five hundred eighty million, five hundred fifty thousand, one hundred forty-nine".