145788683850446 has 24 divisors (see below), whose sum is σ = 273954559765320. Its totient is φ = 57674644160112.

The previous prime is 145788683850431. The next prime is 145788683850479. The reversal of 145788683850446 is 644058386887541.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57216907616 + ... + 57216910163.

It is an arithmetic number, because the mean of its divisors is an integer number (11414773323555).

Almost surely, 2^{145788683850446} is an apocalyptic number.

145788683850446 is a deficient number, since it is larger than the sum of its proper divisors (128165875914874).

145788683850446 is a wasteful number, since it uses less digits than its factorization.

145788683850446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114433817808 (or 114433817801 counting only the distinct ones).

The product of its (nonzero) digits is 4954521600, while the sum is 77.

The spelling of 145788683850446 in words is "one hundred forty-five trillion, seven hundred eighty-eight billion, six hundred eighty-three million, eight hundred fifty thousand, four hundred forty-six".