42351461063 has 4 divisors (see below), whose sum is σ = 43150545288. Its totient is φ = 41552376840.

The previous prime is 42351461041. The next prime is 42351461069. The reversal of 42351461063 is 36016415324.

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 42351461063 - 2²⁴ = 42334683847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42351461069) 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, 399542033 + ... + 399542138.

It is an arithmetic number, because the mean of its divisors is an integer number (10787636322).

Almost surely, 2^42351461063 is an apocalyptic number.

42351461063 is a deficient number, since it is larger than the sum of its proper divisors (799084225).

42351461063 is an equidigital number, since it uses as much as digits as its factorization.

42351461063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799084224.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 42351461063 its reverse (36016415324), we get a palindrome (78367876387).

The spelling of 42351461063 in words is "forty-two billion, three hundred fifty-one million, four hundred sixty-one thousand, sixty-three".