42552340505 has 16 divisors (see below), whose sum is σ = 51987378960. Its totient is φ = 33431021568.

The previous prime is 42552340477. The next prime is 42552340513. The reversal of 42552340505 is 50504325524.

It can be written as a sum of positive squares in 8 ways, for example, as 6277709824 + 36274630681 = 79232^2 + 190459^2 .

It is a cyclic number.

It is not a de Polignac number, because 42552340505 - 2²⁸ = 42283905049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283892 + ... + 407061.

It is an arithmetic number, because the mean of its divisors is an integer number (3249211185).

Almost surely, 2^42552340505 is an apocalyptic number.

It is an amenable number.

42552340505 is a deficient number, since it is larger than the sum of its proper divisors (9435038455).

42552340505 is a wasteful number, since it uses less digits than its factorization.

42552340505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691180.

The product of its (nonzero) digits is 120000, while the sum is 35.

The spelling of 42552340505 in words is "forty-two billion, five hundred fifty-two million, three hundred forty thousand, five hundred five".