42245115400413 has 10 divisors (see below), whose sum is σ = 63106900783454. Its totient is φ = 28163410266888.

The previous prime is 42245115400393. The next prime is 42245115400417. The reversal of 42245115400413 is 31400451154224.

42245115400413 is a `hidden beast` number, since 4 + 2 + 24 + 51 + 1 + 540 + 0 + 41 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28772302896324 + 13472812504089 = 5363982^2 + 3670533^2 .

It is not a de Polignac number, because 42245115400413 - 2⁵ = 42245115400381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42245115400417) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 260772317206 + ... + 260772317367.

Almost surely, 2^{42245115400413} is an apocalyptic number.

It is an amenable number.

42245115400413 is a deficient number, since it is larger than the sum of its proper divisors (20861785383041).

42245115400413 is an equidigital number, since it uses as much as digits as its factorization.

42245115400413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521544634585 (or 521544634576 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 42245115400413 its reverse (31400451154224), we get a palindrome (73645566554637).

The spelling of 42245115400413 in words is "forty-two trillion, two hundred forty-five billion, one hundred fifteen million, four hundred thousand, four hundred thirteen".