42353256344 has 64 divisors (see below), whose sum is σ = 95008343040. Its totient is φ = 17306213760.

The previous prime is 42353256329. The next prime is 42353256349. The reversal of 42353256344 is 44365235324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42353256349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347702 + ... + 453434.

It is an arithmetic number, because the mean of its divisors is an integer number (1484505360).

Almost surely, 2^42353256344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42353256344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47504171520).

42353256344 is an abundant number, since it is smaller than the sum of its proper divisors (52655086696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42353256344 is a wasteful number, since it uses less digits than its factorization.

42353256344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106080 (or 106076 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 41.

The spelling of 42353256344 in words is "forty-two billion, three hundred fifty-three million, two hundred fifty-six thousand, three hundred forty-four".