145043420012 has 24 divisors (see below), whose sum is σ = 254862676992. Its totient is φ = 72225723600.

The previous prime is 145043419999. The next prime is 145043420029. The reversal of 145043420012 is 210024340541.

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, 2883437 + ... + 2933307.

It is an arithmetic number, because the mean of its divisors is an integer number (10619278208).

Almost surely, 2^145043420012 is an apocalyptic number.

It is an amenable number.

145043420012 is a deficient number, since it is larger than the sum of its proper divisors (109819256980).

145043420012 is a wasteful number, since it uses less digits than its factorization.

145043420012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52829 (or 52827 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 145043420012 its reverse (210024340541), we get a palindrome (355067760553).

The spelling of 145043420012 in words is "one hundred forty-five billion, forty-three million, four hundred twenty thousand, twelve".