144410001999901 has 4 divisors (see below), whose sum is σ = 157538183999904. Its totient is φ = 131281819999900.

The previous prime is 144410001999863. The next prime is 144410001999929. The reversal of 144410001999901 is 109999100014441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 144410001999901 - 2¹³ = 144410001991709 is a prime.

It is a super-2 number, since 2×144410001999901² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144410001999101) 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, 6564090999985 + ... + 6564091000006.

It is an arithmetic number, because the mean of its divisors is an integer number (39384545999976).

Almost surely, 2^{144410001999901} is an apocalyptic number.

144410001999901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144410001999901 is a deficient number, since it is larger than the sum of its proper divisors (13128182000003).

144410001999901 is a wasteful number, since it uses less digits than its factorization.

144410001999901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13128182000002.

The product of its (nonzero) digits is 419904, while the sum is 52.

The spelling of 144410001999901 in words is "one hundred forty-four trillion, four hundred ten billion, one million, nine hundred ninety-nine thousand, nine hundred one".