42365131634 has 8 divisors (see below), whose sum is σ = 72625939968. Its totient is φ = 18156484980.

The previous prime is 42365131621. The next prime is 42365131657. The reversal of 42365131634 is 43613156324.

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

It is a super-2 number, since 2×42365131634² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1513040402 + ... + 1513040429.

It is an arithmetic number, because the mean of its divisors is an integer number (9078242496).

Almost surely, 2^42365131634 is an apocalyptic number.

42365131634 is a deficient number, since it is larger than the sum of its proper divisors (30260808334).

42365131634 is a wasteful number, since it uses less digits than its factorization.

42365131634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026080840.

The product of its digits is 155520, while the sum is 38.

Adding to 42365131634 its reverse (43613156324), we get a palindrome (85978287958).

The spelling of 42365131634 in words is "forty-two billion, three hundred sixty-five million, one hundred thirty-one thousand, six hundred thirty-four".