144551141551115 has 32 divisors (see below), whose sum is σ = 187519626792960. Its totient is φ = 106337239841664.

The previous prime is 144551141551049. The next prime is 144551141551171. The reversal of 144551141551115 is 511155141155441.

It is a de Polignac number, because none of the positive numbers 2^k-144551141551115 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33041762 + ... + 37159928.

It is an arithmetic number, because the mean of its divisors is an integer number (5859988337280).

Almost surely, 2^{144551141551115} is an apocalyptic number.

144551141551115 is a deficient number, since it is larger than the sum of its proper divisors (42968485241845).

144551141551115 is a wasteful number, since it uses less digits than its factorization.

144551141551115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120251.

The product of its digits is 200000, while the sum is 44.

The spelling of 144551141551115 in words is "one hundred forty-four trillion, five hundred fifty-one billion, one hundred forty-one million, five hundred fifty-one thousand, one hundred fifteen".