42004165503 has 16 divisors (see below), whose sum is σ = 57244548096. Its totient is φ = 27384267360.

The previous prime is 42004165487. The next prime is 42004165513. The reversal of 42004165503 is 30556140024.

It is not a de Polignac number, because 42004165503 - 2⁴ = 42004165487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42004165513) 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, 48238 + ... + 293828.

It is an arithmetic number, because the mean of its divisors is an integer number (3577784256).

Almost surely, 2^42004165503 is an apocalyptic number.

42004165503 is a deficient number, since it is larger than the sum of its proper divisors (15240382593).

42004165503 is a wasteful number, since it uses less digits than its factorization.

42004165503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246854.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 42004165503 in words is "forty-two billion, four million, one hundred sixty-five thousand, five hundred three".