145729458712 has 16 divisors (see below), whose sum is σ = 273269943000. Its totient is φ = 72857473920.

The previous prime is 145729458673. The next prime is 145729458727. The reversal of 145729458712 is 217854927541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821089 + ... + 982672.

Almost surely, 2^145729458712 is an apocalyptic number.

It is an amenable number.

145729458712 is a deficient number, since it is larger than the sum of its proper divisors (127540484288).

145729458712 is a wasteful number, since it uses less digits than its factorization.

145729458712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813866 (or 1813862 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 55.

The spelling of 145729458712 in words is "one hundred forty-five billion, seven hundred twenty-nine million, four hundred fifty-eight thousand, seven hundred twelve".