445242415215 has 32 divisors (see below), whose sum is σ = 768200642496. Its totient is φ = 218906634240.

The previous prime is 445242415201. The next prime is 445242415229. The reversal of 445242415215 is 512514242544.

It is an interprime number because it is at equal distance from previous prime (445242415201) and next prime (445242415229).

It is not a de Polignac number, because 445242415215 - 2⁷ = 445242415087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1360506 + ... + 1655735.

It is an arithmetic number, because the mean of its divisors is an integer number (24006270078).

Almost surely, 2^445242415215 is an apocalyptic number.

445242415215 is a deficient number, since it is larger than the sum of its proper divisors (322958227281).

445242415215 is a wasteful number, since it uses less digits than its factorization.

445242415215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017019.

The product of its digits is 256000, while the sum is 39.

Adding to 445242415215 its reverse (512514242544), we get a palindrome (957756657759).

The spelling of 445242415215 in words is "four hundred forty-five billion, two hundred forty-two million, four hundred fifteen thousand, two hundred fifteen".