101580087443 has 8 divisors (see below), whose sum is σ = 106093616928. Its totient is φ = 97074641664.

The previous prime is 101580087421. The next prime is 101580087571. The reversal of 101580087443 is 344780085101.

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 101580087443 - 2¹² = 101580083347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101580087443.

It is not an unprimeable number, because it can be changed into a prime (101580087143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1995230 + ... + 2045507.

It is an arithmetic number, because the mean of its divisors is an integer number (13261702116).

Almost surely, 2^101580087443 is an apocalyptic number.

101580087443 is a deficient number, since it is larger than the sum of its proper divisors (4513529485).

101580087443 is a wasteful number, since it uses less digits than its factorization.

101580087443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041853.

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 101580087443 in words is "one hundred one billion, five hundred eighty million, eighty-seven thousand, four hundred forty-three".