745232425620 has 24 divisors (see below), whose sum is σ = 2086650791904. Its totient is φ = 198728646816.

The previous prime is 745232425601. The next prime is 745232425631. The reversal of 745232425620 is 26524232547.

It is a happy number.

It is a congruent number.

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, 6210270154 + ... + 6210270273.

It is an arithmetic number, because the mean of its divisors is an integer number (86943782996).

Almost surely, 2^745232425620 is an apocalyptic number.

It is an amenable number.

745232425620 is an abundant number, since it is smaller than the sum of its proper divisors (1341418366284).

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

745232425620 is a wasteful number, since it uses less digits than its factorization.

745232425620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12420540439 (or 12420540437 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 42.

The spelling of 745232425620 in words is "seven hundred forty-five billion, two hundred thirty-two million, four hundred twenty-five thousand, six hundred twenty".