144154021245 has 64 divisors (see below), whose sum is σ = 253802142720. Its totient is φ = 69422911488.

The previous prime is 144154021181. The next prime is 144154021259. The reversal of 144154021245 is 542120451441.

It is not a de Polignac number, because 144154021245 - 2⁶ = 144154021181 is a prime.

It is a super-2 number, since 2×144154021245² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32341057 + ... + 32345513.

It is an arithmetic number, because the mean of its divisors is an integer number (3965658480).

Almost surely, 2^144154021245 is an apocalyptic number.

144154021245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

144154021245 is a deficient number, since it is larger than the sum of its proper divisors (109648121475).

144154021245 is a wasteful number, since it uses less digits than its factorization.

144154021245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8054.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 144154021245 its reverse (542120451441), we get a palindrome (686274472686).

The spelling of 144154021245 in words is "one hundred forty-four billion, one hundred fifty-four million, twenty-one thousand, two hundred forty-five".