344145542046 has 16 divisors (see below), whose sum is σ = 689046628608. Its totient is φ = 114589256600.

The previous prime is 344145542033. The next prime is 344145542047. The reversal of 344145542046 is 640245541443.

It is a super-2 number, since 2×344145542046² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344145541989 and 344145542007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344145542047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31475100 + ... + 31486031.

It is an arithmetic number, because the mean of its divisors is an integer number (43065414288).

Almost surely, 2^344145542046 is an apocalyptic number.

344145542046 is an abundant number, since it is smaller than the sum of its proper divisors (344901086562).

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

344145542046 is a wasteful number, since it uses less digits than its factorization.

344145542046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62962047.

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 344145542046 in words is "three hundred forty-four billion, one hundred forty-five million, five hundred forty-two thousand, forty-six".