144040020009976 has 128 divisors (see below), whose sum is σ = 292370757120000. Its totient is φ = 66267638507520.

The previous prime is 144040020009937. The next prime is 144040020009979. The reversal of 144040020009976 is 679900020040441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144040020009979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34205654511 + ... + 34205658721.

It is an arithmetic number, because the mean of its divisors is an integer number (2284146540000).

Almost surely, 2^{144040020009976} is an apocalyptic number.

It is an amenable number.

144040020009976 is an abundant number, since it is smaller than the sum of its proper divisors (148330737110024).

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

144040020009976 is a wasteful number, since it uses less digits than its factorization.

144040020009976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8957 (or 8953 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 144040020009976 in words is "one hundred forty-four trillion, forty billion, twenty million, nine thousand, nine hundred seventy-six".