42535807951 has 32 divisors (see below), whose sum is σ = 52737026048. Its totient is φ = 33407562240.

The previous prime is 42535807949. The next prime is 42535807961. The reversal of 42535807951 is 15970853524.

It is not a de Polignac number, because 42535807951 - 2¹ = 42535807949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42535807895 and 42535807904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42535807901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19682311 + ... + 19684471.

It is an arithmetic number, because the mean of its divisors is an integer number (1648032064).

Almost surely, 2^42535807951 is an apocalyptic number.

42535807951 is a deficient number, since it is larger than the sum of its proper divisors (10201218097).

42535807951 is a wasteful number, since it uses less digits than its factorization.

42535807951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3671.

The product of its (nonzero) digits is 1512000, while the sum is 49.

The spelling of 42535807951 in words is "forty-two billion, five hundred thirty-five million, eight hundred seven thousand, nine hundred fifty-one".