96780645 has 24 divisors (see below), whose sum is σ = 180658296. Its totient is φ = 47645568.

The previous prime is 96780617. The next prime is 96780679. The reversal of 96780645 is 54608769.

It can be written as a sum of positive squares in 4 ways, for example, as 6796449 + 89984196 = 2607^2 + 9486^2 .

It is not a de Polignac number, because 96780645 - 2⁷ = 96780517 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 96780645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82134 + ... + 83303.

It is an arithmetic number, because the mean of its divisors is an integer number (7527429).

Almost surely, 2^96780645 is an apocalyptic number.

It is an amenable number.

96780645 is a deficient number, since it is larger than the sum of its proper divisors (83877651).

96780645 is a wasteful number, since it uses less digits than its factorization.

96780645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165461 (or 165458 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 96780645 is about 9837.7154360146. The cubic root of 96780645 is about 459.1234805265.

The spelling of 96780645 in words is "ninety-six million, seven hundred eighty thousand, six hundred forty-five".