144577738516 has 12 divisors (see below), whose sum is σ = 254408894740. Its totient is φ = 71889482880.

The previous prime is 144577738451. The next prime is 144577738519. The reversal of 144577738516 is 615837775441.

It can be written as a sum of positive squares in 2 ways, for example, as 59144294416 + 85433444100 = 243196^2 + 292290^2 .

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144577738519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99845781 + ... + 99847228.

Almost surely, 2^144577738516 is an apocalyptic number.

It is an amenable number.

144577738516 is a deficient number, since it is larger than the sum of its proper divisors (109831156224).

144577738516 is a wasteful number, since it uses less digits than its factorization.

144577738516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199693194 (or 199693192 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 58.

The spelling of 144577738516 in words is "one hundred forty-four billion, five hundred seventy-seven million, seven hundred thirty-eight thousand, five hundred sixteen".