42004135550001 has 4 divisors (see below), whose sum is σ = 56005514066672. Its totient is φ = 28002757033332.

The previous prime is 42004135549993. The next prime is 42004135550033. The reversal of 42004135550001 is 10005553140024.

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 not a de Polignac number, because 42004135550001 - 2³ = 42004135549993 is a prime.

It is a super-2 number, since 2×42004135550001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42004135550401) 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, 7000689258331 + ... + 7000689258336.

It is an arithmetic number, because the mean of its divisors is an integer number (14001378516668).

Almost surely, 2^{42004135550001} is an apocalyptic number.

It is an amenable number.

42004135550001 is a deficient number, since it is larger than the sum of its proper divisors (14001378516671).

42004135550001 is a wasteful number, since it uses less digits than its factorization.

42004135550001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14001378516670.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 42004135550001 its reverse (10005553140024), we get a palindrome (52009688690025).

The spelling of 42004135550001 in words is "forty-two trillion, four billion, one hundred thirty-five million, five hundred fifty thousand, one".