42884885346405 has 16 divisors (see below), whose sum is σ = 68617944884544. Its totient is φ = 22871229408000.

The previous prime is 42884885346403. The next prime is 42884885346409. The reversal of 42884885346405 is 50464358848824.

It is not a de Polignac number, because 42884885346405 - 2¹ = 42884885346403 is a prime.

It is a super-2 number, since 2×42884885346405² (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 42884885346405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42884885346403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43840324 + ... + 44807853.

It is an arithmetic number, because the mean of its divisors is an integer number (4288621555284).

Almost surely, 2^{42884885346405} is an apocalyptic number.

It is an amenable number.

42884885346405 is a deficient number, since it is larger than the sum of its proper divisors (25733059538139).

42884885346405 is a wasteful number, since it uses less digits than its factorization.

42884885346405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88680436.

The product of its (nonzero) digits is 943718400, while the sum is 69.

The spelling of 42884885346405 in words is "forty-two trillion, eight hundred eighty-four billion, eight hundred eighty-five million, three hundred forty-six thousand, four hundred five".