144654731672 has 32 divisors (see below), whose sum is σ = 297063547200. Its totient is φ = 65490180000.

The previous prime is 144654731659. The next prime is 144654731681. The reversal of 144654731672 is 276137456441.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 144654731672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3252422 + ... + 3296597.

It is an arithmetic number, because the mean of its divisors is an integer number (9283235850).

Almost surely, 2^144654731672 is an apocalyptic number.

It is an amenable number.

144654731672 is an abundant number, since it is smaller than the sum of its proper divisors (152408815528).

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

144654731672 is a wasteful number, since it uses less digits than its factorization.

144654731672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6549287 (or 6549283 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 50.

The spelling of 144654731672 in words is "one hundred forty-four billion, six hundred fifty-four million, seven hundred thirty-one thousand, six hundred seventy-two".