145152252441346 has 8 divisors (see below), whose sum is σ = 218631815918604. Its totient is φ = 72274980468480.

The previous prime is 145152252441337. The next prime is 145152252441359. The reversal of 145152252441346 is 643144252251541.

It can be written as a sum of positive squares in 2 ways, for example, as 139452740798121 + 5699511643225 = 11809011^2 + 2387365^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 145152252441346.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150572875495 + ... + 150572876458.

Almost surely, 2^{145152252441346} is an apocalyptic number.

145152252441346 is a deficient number, since it is larger than the sum of its proper divisors (73479563477258).

145152252441346 is a wasteful number, since it uses less digits than its factorization.

145152252441346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301145752196.

The product of its digits is 4608000, while the sum is 49.

The spelling of 145152252441346 in words is "one hundred forty-five trillion, one hundred fifty-two billion, two hundred fifty-two million, four hundred forty-one thousand, three hundred forty-six".