144244437463077 has 16 divisors (see below), whose sum is σ = 219802580355072. Its totient is φ = 82424818038960.

The previous prime is 144244437463033. The next prime is 144244437463079. The reversal of 144244437463077 is 770364734442441.

It is a happy number.

It is not a de Polignac number, because 144244437463077 - 2⁷ = 144244437462949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144244437463077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144244437463079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20857513 + ... + 26898414.

It is an arithmetic number, because the mean of its divisors is an integer number (13737661272192).

Almost surely, 2^{144244437463077} is an apocalyptic number.

It is an amenable number.

144244437463077 is a deficient number, since it is larger than the sum of its proper divisors (75558142891995).

144244437463077 is a wasteful number, since it uses less digits than its factorization.

144244437463077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47899768.

The product of its (nonzero) digits is 151732224, while the sum is 60.

The spelling of 144244437463077 in words is "one hundred forty-four trillion, two hundred forty-four billion, four hundred thirty-seven million, four hundred sixty-three thousand, seventy-seven".