42656335051 has 8 divisors (see below), whose sum is σ = 46994919408. Its totient is φ = 38394540000.

The previous prime is 42656335037. The next prime is 42656335067. The reversal of 42656335051 is 15053365624.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42656335051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42656334995 and 42656335013.

It is not an unprimeable number, because it can be changed into a prime (42656935051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19196160 + ... + 19198381.

It is an arithmetic number, because the mean of its divisors is an integer number (5874364926).

Almost surely, 2^42656335051 is an apocalyptic number.

42656335051 is a deficient number, since it is larger than the sum of its proper divisors (4338584357).

42656335051 is a wasteful number, since it uses less digits than its factorization.

42656335051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38394653.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 42656335051 in words is "forty-two billion, six hundred fifty-six million, three hundred thirty-five thousand, fifty-one".