42641599555 has 8 divisors (see below), whose sum is σ = 51676552944. Its totient is φ = 33775524000.

The previous prime is 42641599519. The next prime is 42641599571. The reversal of 42641599555 is 55599514624.

42641599555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42641599555 - 2²³ = 42633210947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42641599496 and 42641599505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42218901 + ... + 42219910.

It is an arithmetic number, because the mean of its divisors is an integer number (6459569118).

Almost surely, 2^42641599555 is an apocalyptic number.

42641599555 is a deficient number, since it is larger than the sum of its proper divisors (9034953389).

42641599555 is a wasteful number, since it uses less digits than its factorization.

42641599555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84438917.

The product of its digits is 9720000, while the sum is 55.

The spelling of 42641599555 in words is "forty-two billion, six hundred forty-one million, five hundred ninety-nine thousand, five hundred fifty-five".