42156202363 has 4 divisors (see below), whose sum is σ = 45988584408. Its totient is φ = 38323820320.

The previous prime is 42156202343. The next prime is 42156202373. The reversal of 42156202363 is 36320265124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42156202363 - 2⁹ = 42156201851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42156202343) 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 3 ways as a sum of consecutive naturals, for example, 1916191006 + ... + 1916191027.

It is an arithmetic number, because the mean of its divisors is an integer number (11497146102).

Almost surely, 2^42156202363 is an apocalyptic number.

42156202363 is a deficient number, since it is larger than the sum of its proper divisors (3832382045).

42156202363 is a wasteful number, since it uses less digits than its factorization.

42156202363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832382044.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 42156202363 its reverse (36320265124), we get a palindrome (78476467487).

The spelling of 42156202363 in words is "forty-two billion, one hundred fifty-six million, two hundred two thousand, three hundred sixty-three".