145212220155353 has 16 divisors (see below), whose sum is σ = 156532851542592. Its totient is φ = 133913088120000.

The previous prime is 145212220155293. The next prime is 145212220155419. The reversal of 145212220155353 is 353551022212541.

It is a cyclic number.

It is not a de Polignac number, because 145212220155353 - 2²⁰ = 145212219106777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145212220155353.

It is not an unprimeable number, because it can be changed into a prime (145212220155853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269602258 + ... + 1269716628.

It is an arithmetic number, because the mean of its divisors is an integer number (9783303221412).

Almost surely, 2^{145212220155353} is an apocalyptic number.

145212220155353 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

145212220155353 is a deficient number, since it is larger than the sum of its proper divisors (11320631387239).

145212220155353 is a wasteful number, since it uses less digits than its factorization.

145212220155353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207496.

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 145212220155353 its reverse (353551022212541), we get a palindrome (498763242367894).

The spelling of 145212220155353 in words is "one hundred forty-five trillion, two hundred twelve billion, two hundred twenty million, one hundred fifty-five thousand, three hundred fifty-three".