82390561541 has 8 divisors (see below), whose sum is σ = 84116094624. Its totient is φ = 80671361680.

The previous prime is 82390561529. The next prime is 82390561543. The reversal of 82390561541 is 14516509328.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82390561541 - 2¹⁴ = 82390545157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 82390561492 and 82390561501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82390561543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1557011 + ... + 1609056.

It is an arithmetic number, because the mean of its divisors is an integer number (10514511828).

Almost surely, 2^82390561541 is an apocalyptic number.

It is an amenable number.

82390561541 is a deficient number, since it is larger than the sum of its proper divisors (1725533083).

82390561541 is a wasteful number, since it uses less digits than its factorization.

82390561541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166611.

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 82390561541 in words is "eighty-two billion, three hundred ninety million, five hundred sixty-one thousand, five hundred forty-one".