144551141551120 has 160 divisors (see below), whose sum is σ = 356108678121600. Its totient is φ = 54416315547648.

The previous prime is 144551141551049. The next prime is 144551141551171. The reversal of 144551141551120 is 21155141155441.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141371952 + ... + 142390768.

It is an arithmetic number, because the mean of its divisors is an integer number (2225679238260).

Almost surely, 2^{144551141551120} is an apocalyptic number.

144551141551120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144551141551120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178054339060800).

144551141551120 is an abundant number, since it is smaller than the sum of its proper divisors (211557536570480).

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

144551141551120 is a wasteful number, since it uses less digits than its factorization.

144551141551120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019465 (or 1019459 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 40.

The spelling of 144551141551120 in words is "one hundred forty-four trillion, five hundred fifty-one billion, one hundred forty-one million, five hundred fifty-one thousand, one hundred twenty".