146444290072 has 16 divisors (see below), whose sum is σ = 277248900240. Its totient is φ = 72511250016.

The previous prime is 146444290043. The next prime is 146444290093. The reversal of 146444290072 is 270092444641.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88861003 + ... + 88862650.

It is an arithmetic number, because the mean of its divisors is an integer number (17328056265).

Almost surely, 2^146444290072 is an apocalyptic number.

It is an amenable number.

146444290072 is a deficient number, since it is larger than the sum of its proper divisors (130804610168).

146444290072 is a wasteful number, since it uses less digits than its factorization.

146444290072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177723762 (or 177723758 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 146444290072 in words is "one hundred forty-six billion, four hundred forty-four million, two hundred ninety thousand, seventy-two".