42403555305413 has 4 divisors (see below), whose sum is σ = 42403613950848. Its totient is φ = 42403496659980.

The previous prime is 42403555305367. The next prime is 42403555305431. The reversal of 42403555305413 is 31450355530424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42403555305413 - 2¹⁰ = 42403555304389 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 (42403555305913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28224431 + ... + 29688812.

It is an arithmetic number, because the mean of its divisors is an integer number (10600903487712).

Almost surely, 2^{42403555305413} is an apocalyptic number.

It is an amenable number.

42403555305413 is a deficient number, since it is larger than the sum of its proper divisors (58645435).

42403555305413 is an equidigital number, since it uses as much as digits as its factorization.

42403555305413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58645434.

The product of its (nonzero) digits is 2160000, while the sum is 44.

The spelling of 42403555305413 in words is "forty-two trillion, four hundred three billion, five hundred fifty-five million, three hundred five thousand, four hundred thirteen".