745007663700405 has 192 divisors, whose sum is σ = 1556583417792000. Its totient is φ = 322426475513856.

The previous prime is 745007663700353. The next prime is 745007663700437. The reversal of 745007663700405 is 504007366700547.

It is a happy number.

745007663700405 is a `hidden beast` number, since 7 + 4 + 500 + 7 + 6 + 63 + 70 + 0 + 4 + 0 + 5 = 666.

745007663700405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 745007663700405 - 2⁸ = 745007663700149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 207880659 + ... + 211434111.

It is an arithmetic number, because the mean of its divisors is an integer number (8107205301000).

Almost surely, 2^{745007663700405} is an apocalyptic number.

It is an amenable number.

745007663700405 is an abundant number, since it is smaller than the sum of its proper divisors (811575754091595).

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

745007663700405 is a wasteful number, since it uses less digits than its factorization.

745007663700405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553948 (or 3553945 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 54.

The spelling of 745007663700405 in words is "seven hundred forty-five trillion, seven billion, six hundred sixty-three million, seven hundred thousand, four hundred five".