144429437451 has 8 divisors (see below), whose sum is σ = 207385858960. Its totient is φ = 88879653792.

The previous prime is 144429437443. The next prime is 144429437501. The reversal of 144429437451 is 154734924441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 144429437451 - 2³ = 144429437443 is a prime.

It is a super-3 number, since 3×144429437451³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144429437451.

It is not an unprimeable number, because it can be changed into a prime (144429437401) 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, 1851659416 + ... + 1851659493.

It is an arithmetic number, because the mean of its divisors is an integer number (25923232370).

Almost surely, 2^144429437451 is an apocalyptic number.

144429437451 is a deficient number, since it is larger than the sum of its proper divisors (62956421509).

144429437451 is a wasteful number, since it uses less digits than its factorization.

144429437451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703318925.

The product of its digits is 1935360, while the sum is 48.

The spelling of 144429437451 in words is "one hundred forty-four billion, four hundred twenty-nine million, four hundred thirty-seven thousand, four hundred fifty-one".