42555622893519 has 8 divisors (see below), whose sum is σ = 56740912572672. Its totient is φ = 28370374238360.

The previous prime is 42555622893461. The next prime is 42555622893557. The reversal of 42555622893519 is 91539822655524.

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 42555622893519 - 2⁴³ = 33759529871311 is a prime.

It is a super-2 number, since 2×42555622893519² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42555622893519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42555622893569) 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, 7747929 + ... + 12047474.

It is an arithmetic number, because the mean of its divisors is an integer number (7092614071584).

Almost surely, 2^{42555622893519} is an apocalyptic number.

42555622893519 is a deficient number, since it is larger than the sum of its proper divisors (14185289679153).

42555622893519 is a wasteful number, since it uses less digits than its factorization.

42555622893519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20511997.

The product of its digits is 233280000, while the sum is 66.

The spelling of 42555622893519 in words is "forty-two trillion, five hundred fifty-five billion, six hundred twenty-two million, eight hundred ninety-three thousand, five hundred nineteen".