42353434051 has 4 divisors (see below), whose sum is σ = 43047752704. Its totient is φ = 41659115400.

The previous prime is 42353434049. The next prime is 42353434087. The reversal of 42353434051 is 15043435324.

It is a happy number.

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 42353434051 - 2¹ = 42353434049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42353433998 and 42353434016.

It is not an unprimeable number, because it can be changed into a prime (42353434091) 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, 347159235 + ... + 347159356.

It is an arithmetic number, because the mean of its divisors is an integer number (10761938176).

Almost surely, 2^42353434051 is an apocalyptic number.

42353434051 is a deficient number, since it is larger than the sum of its proper divisors (694318653).

42353434051 is an equidigital number, since it uses as much as digits as its factorization.

42353434051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694318652.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 42353434051 its reverse (15043435324), we get a palindrome (57396869375).

The spelling of 42353434051 in words is "forty-two billion, three hundred fifty-three million, four hundred thirty-four thousand, fifty-one".