145413422012 has 24 divisors (see below), whose sum is σ = 263177564160. Its totient is φ = 70258996080.

The previous prime is 145413422009. The next prime is 145413422017. The reversal of 145413422012 is 210224314541.

It is a happy number.

It is a super-2 number, since 2×145413422012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145413422017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4880564 + ... + 4910267.

It is an arithmetic number, because the mean of its divisors is an integer number (10965731840).

Almost surely, 2^145413422012 is an apocalyptic number.

It is an amenable number.

145413422012 is a deficient number, since it is larger than the sum of its proper divisors (117764142148).

145413422012 is a wasteful number, since it uses less digits than its factorization.

145413422012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9790961 (or 9790959 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 145413422012 its reverse (210224314541), we get a palindrome (355637736553).

The spelling of 145413422012 in words is "one hundred forty-five billion, four hundred thirteen million, four hundred twenty-two thousand, twelve".