154223213132315 has 8 divisors (see below), whose sum is σ = 189581705899488. Its totient is φ = 120369337078720.

The previous prime is 154223213132269. The next prime is 154223213132347. The reversal of 154223213132315 is 513231312322451.

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

It is not a de Polignac number, because 154223213132315 - 2¹² = 154223213128219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376154178167 + ... + 376154178576.

It is an arithmetic number, because the mean of its divisors is an integer number (23697713237436).

Almost surely, 2^{154223213132315} is an apocalyptic number.

154223213132315 is a deficient number, since it is larger than the sum of its proper divisors (35358492767173).

154223213132315 is an equidigital number, since it uses as much as digits as its factorization.

154223213132315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752308356789.

The product of its digits is 129600, while the sum is 38.

Adding to 154223213132315 its reverse (513231312322451), we get a palindrome (667454525454766).

The spelling of 154223213132315 in words is "one hundred fifty-four trillion, two hundred twenty-three billion, two hundred thirteen million, one hundred thirty-two thousand, three hundred fifteen".