745038339120 has 80 divisors (see below), whose sum is σ = 2566243175520. Its totient is φ = 198676889856.

The previous prime is 745038339113. The next prime is 745038339139. The reversal of 745038339120 is 21933830547.

745038339120 is a `hidden beast` number, since 7 + 4 + 503 + 8 + 33 + 91 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172460419 + ... + 172464738.

It is an arithmetic number, because the mean of its divisors is an integer number (32078039694).

Almost surely, 2^745038339120 is an apocalyptic number.

It is an amenable number.

745038339120 is an abundant number, since it is smaller than the sum of its proper divisors (1821204836400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745038339120 is a wasteful number, since it uses less digits than its factorization.

745038339120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344925179 (or 344925167 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 745038339120 in words is "seven hundred forty-five billion, thirty-eight million, three hundred thirty-nine thousand, one hundred twenty".