42012655445 has 16 divisors (see below), whose sum is σ = 50696807040. Its totient is φ = 33422902464.

The previous prime is 42012655427. The next prime is 42012655459. The reversal of 42012655445 is 54455621024.

42012655445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42012655445 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42012655399 and 42012655408.

It is a congruent number.

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, 614696 + ... + 679614.

It is an arithmetic number, because the mean of its divisors is an integer number (3168550440).

Almost surely, 2^42012655445 is an apocalyptic number.

It is an amenable number.

42012655445 is a deficient number, since it is larger than the sum of its proper divisors (8684151595).

42012655445 is a wasteful number, since it uses less digits than its factorization.

42012655445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65644.

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 42012655445 in words is "forty-two billion, twelve million, six hundred fifty-five thousand, four hundred forty-five".