42215012200405 has 32 divisors (see below), whose sum is σ = 55430888688000. Its totient is φ = 30608745350400.

The previous prime is 42215012200349. The next prime is 42215012200423. The reversal of 42215012200405 is 50400221051224.

It is a happy number.

It is not a de Polignac number, because 42215012200405 - 2²⁹ = 42214475329493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116736211 + ... + 117097279.

It is an arithmetic number, because the mean of its divisors is an integer number (1732215271500).

Almost surely, 2^{42215012200405} is an apocalyptic number.

It is an amenable number.

42215012200405 is a deficient number, since it is larger than the sum of its proper divisors (13215876487595).

42215012200405 is a wasteful number, since it uses less digits than its factorization.

42215012200405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367525.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 42215012200405 its reverse (50400221051224), we get a palindrome (92615233251629).

The spelling of 42215012200405 in words is "forty-two trillion, two hundred fifteen billion, twelve million, two hundred thousand, four hundred five".