745665732925 has 12 divisors (see below), whose sum is σ = 925063577856. Its totient is φ = 596249961200.

The previous prime is 745665732869. The next prime is 745665732947. The reversal of 745665732925 is 529237566547.

It is not a de Polignac number, because 745665732925 - 2¹⁹ = 745665208637 is a prime.

It is a super-3 number, since 3×745665732925³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7011799 + ... + 7117348.

It is an arithmetic number, because the mean of its divisors is an integer number (77088631488).

Almost surely, 2^745665732925 is an apocalyptic number.

It is an amenable number.

745665732925 is a deficient number, since it is larger than the sum of its proper divisors (179397844931).

745665732925 is a wasteful number, since it uses less digits than its factorization.

745665732925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14131268 (or 14131263 counting only the distinct ones).

The product of its digits is 95256000, while the sum is 61.

The spelling of 745665732925 in words is "seven hundred forty-five billion, six hundred sixty-five million, seven hundred thirty-two thousand, nine hundred twenty-five".