145344316402 has 16 divisors (see below), whose sum is σ = 219032827200. Its totient is φ = 72333560880.

The previous prime is 145344316393. The next prime is 145344316417. The reversal of 145344316402 is 204613443541.

145344316402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145344316402² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1576027 + ... + 1665697.

It is an arithmetic number, because the mean of its divisors is an integer number (13689551700).

Almost surely, 2^145344316402 is an apocalyptic number.

145344316402 is a deficient number, since it is larger than the sum of its proper divisors (73688510798).

145344316402 is a wasteful number, since it uses less digits than its factorization.

145344316402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93441.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 145344316402 its reverse (204613443541), we get a palindrome (349957759943).

The spelling of 145344316402 in words is "one hundred forty-five billion, three hundred forty-four million, three hundred sixteen thousand, four hundred two".