144994605465600 has 3192 divisors, whose sum is σ = 613938231509760. Its totient is φ = 33634123776000.

The previous prime is 144994605465587. The next prime is 144994605465607. The reversal of 144994605465600 is 6564506499441.

144994605465600 is a `hidden beast` number, since 1 + 4 + 4 + 9 + 9 + 4 + 60 + 5 + 4 + 6 + 560 + 0 = 666.

It is a super-2 number, since 2×144994605465600² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144994605465607) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 1629152870356 + ... + 1629152870444.

Almost surely, 2^{144994605465600} is an apocalyptic number.

144994605465600 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 144994605465600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306969115754880).

144994605465600 is an abundant number, since it is smaller than the sum of its proper divisors (468943626044160).

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

144994605465600 is an frugal number, since it uses more digits than its factorization.

144994605465600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 111974400, while the sum is 63.

The spelling of 144994605465600 in words is "one hundred forty-four trillion, nine hundred ninety-four billion, six hundred five million, four hundred sixty-five thousand, six hundred".