144357289420 has 48 divisors (see below), whose sum is σ = 321023878560. Its totient is φ = 54339298304.

The previous prime is 144357289411. The next prime is 144357289429. The reversal of 144357289420 is 24982753441.

It is an interprime number because it is at equal distance from previous prime (144357289411) and next prime (144357289429).

It is not an unprimeable number, because it can be changed into a prime (144357289429) 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, 3179922 + ... + 3224998.

It is an arithmetic number, because the mean of its divisors is an integer number (6687997470).

Almost surely, 2^144357289420 is an apocalyptic number.

144357289420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144357289420 is an abundant number, since it is smaller than the sum of its proper divisors (176666589140).

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

144357289420 is a wasteful number, since it uses less digits than its factorization.

144357289420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54522 (or 54520 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 144357289420 in words is "one hundred forty-four billion, three hundred fifty-seven million, two hundred eighty-nine thousand, four hundred twenty".