144605897720 has 16 divisors (see below), whose sum is σ = 325363269960. Its totient is φ = 57842359072.

The previous prime is 144605897719. The next prime is 144605897767. The reversal of 144605897720 is 27798506441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1807573682 + ... + 1807573761.

Almost surely, 2^144605897720 is an apocalyptic number.

144605897720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144605897720 is an abundant number, since it is smaller than the sum of its proper divisors (180757372240).

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

144605897720 is a wasteful number, since it uses less digits than its factorization.

144605897720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615147454 (or 3615147450 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 144605897720 in words is "one hundred forty-four billion, six hundred five million, eight hundred ninety-seven thousand, seven hundred twenty".