144315887403 has 32 divisors (see below), whose sum is σ = 195488916480. Its totient is φ = 94690632960.

The previous prime is 144315887383. The next prime is 144315887407. The reversal of 144315887403 is 304788513441.

It is not a de Polignac number, because 144315887403 - 2⁵ = 144315887371 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (144315887407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35274388 + ... + 35278478.

It is an arithmetic number, because the mean of its divisors is an integer number (6109028640).

Almost surely, 2^144315887403 is an apocalyptic number.

144315887403 is a deficient number, since it is larger than the sum of its proper divisors (51173029077).

144315887403 is a wasteful number, since it uses less digits than its factorization.

144315887403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 144315887403 in words is "one hundred forty-four billion, three hundred fifteen million, eight hundred eighty-seven thousand, four hundred three".