144286464434 has 16 divisors (see below), whose sum is σ = 247393848768. Its totient is φ = 61825650192.

The previous prime is 144286464433. The next prime is 144286464457. The reversal of 144286464434 is 434464682441.

It is not an unprimeable number, because it can be changed into a prime (144286464431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871664 + ... + 1023899.

It is an arithmetic number, because the mean of its divisors is an integer number (15462115548).

Almost surely, 2^144286464434 is an apocalyptic number.

144286464434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144286464434 is a deficient number, since it is larger than the sum of its proper divisors (103107384334).

144286464434 is a wasteful number, since it uses less digits than its factorization.

144286464434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901009.

The product of its digits is 7077888, while the sum is 50.

The spelling of 144286464434 in words is "one hundred forty-four billion, two hundred eighty-six million, four hundred sixty-four thousand, four hundred thirty-four".