42511223361 has 8 divisors (see below), whose sum is σ = 57610838464. Its totient is φ = 27876211920.

The previous prime is 42511223353. The next prime is 42511223401. The reversal of 42511223361 is 16332211524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42511223361 - 2³ = 42511223353 is a prime.

It is a super-2 number, since 2×42511223361² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42511223341) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 116150701 + ... + 116151066.

It is an arithmetic number, because the mean of its divisors is an integer number (7201354808).

Almost surely, 2^42511223361 is an apocalyptic number.

It is an amenable number.

42511223361 is a deficient number, since it is larger than the sum of its proper divisors (15099615103).

42511223361 is a wasteful number, since it uses less digits than its factorization.

42511223361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232301831.

The product of its digits is 8640, while the sum is 30.

Adding to 42511223361 its reverse (16332211524), we get a palindrome (58843434885).

The spelling of 42511223361 in words is "forty-two billion, five hundred eleven million, two hundred twenty-three thousand, three hundred sixty-one".