144219727632 has 40 divisors (see below), whose sum is σ = 372752593696. Its totient is φ = 48049376256.

The previous prime is 144219727567. The next prime is 144219727637. The reversal of 144219727632 is 236727912441.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (144219727637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647998 + ... + 841629.

Almost surely, 2^144219727632 is an apocalyptic number.

144219727632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144219727632 is an abundant number, since it is smaller than the sum of its proper divisors (228532866064).

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

144219727632 is a wasteful number, since it uses less digits than its factorization.

144219727632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491655 (or 1491649 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 48.

The spelling of 144219727632 in words is "one hundred forty-four billion, two hundred nineteen million, seven hundred twenty-seven thousand, six hundred thirty-two".