745899959025 has 243 divisors, whose sum is σ = 1495608259041. Its totient is φ = 355190209920.

The previous prime is 745899958949. The next prime is 745899959029. The reversal of 745899959025 is 520959998547.

The square root of 745899959025 is 863655.

It is a perfect power (a square), and thus also a powerful number.

745899959025 is a `hidden beast` number, since 7 + 4 + 5 + 8 + 9 + 9 + 9 + 590 + 25 = 666.

745899959025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 192256817841 + 553643141184 = 438471^2 + 744072^2 .

It is not a de Polignac number, because 745899959025 - 2⁷ = 745899958897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (745899959029) by changing a digit.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 7241747124 + ... + 7241747226.

Almost surely, 2^745899959025 is an apocalyptic number.

745899959025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

745899959025 is the 863655-th square number.

745899959025 is the 431828-th centered octagonal number.

It is an amenable number.

745899959025 is an abundant number, since it is smaller than the sum of its proper divisors (749708300016).

745899959025 is a wasteful number, since it uses less digits than its factorization.

745899959025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 367416000, while the sum is 72.

The spelling of 745899959025 in words is "seven hundred forty-five billion, eight hundred ninety-nine million, nine hundred fifty-nine thousand, twenty-five".