42601464643 has 4 divisors (see below), whose sum is σ = 42608896120. Its totient is φ = 42594033168.

The previous prime is 42601464637. The next prime is 42601464709. The reversal of 42601464643 is 34646410624.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42601464643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42601464596 and 42601464605.

It is not an unprimeable number, because it can be changed into a prime (42601464343) 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, 3707133 + ... + 3718606.

It is an arithmetic number, because the mean of its divisors is an integer number (10652224030).

Almost surely, 2^42601464643 is an apocalyptic number.

42601464643 is a deficient number, since it is larger than the sum of its proper divisors (7431477).

42601464643 is an equidigital number, since it uses as much as digits as its factorization.

42601464643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7431476.

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 42601464643 in words is "forty-two billion, six hundred one million, four hundred sixty-four thousand, six hundred forty-three".