144455255543315 has 4 divisors (see below), whose sum is σ = 173346306651984. Its totient is φ = 115564204434648.

The previous prime is 144455255543311. The next prime is 144455255543321. The reversal of 144455255543315 is 513345552554441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144455255543315 - 2² = 144455255543311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144455255543311) 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, 14445525554327 + ... + 14445525554336.

It is an arithmetic number, because the mean of its divisors is an integer number (43336576662996).

Almost surely, 2^{144455255543315} is an apocalyptic number.

144455255543315 is a deficient number, since it is larger than the sum of its proper divisors (28891051108669).

144455255543315 is an equidigital number, since it uses as much as digits as its factorization.

144455255543315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28891051108668.

The product of its digits is 72000000, while the sum is 56.

The spelling of 144455255543315 in words is "one hundred forty-four trillion, four hundred fifty-five billion, two hundred fifty-five million, five hundred forty-three thousand, three hundred fifteen".