676253745 has 16 divisors (see below), whose sum is σ = 1202229120. Its totient is φ = 360668592.

The previous prime is 676253737. The next prime is 676253759. The reversal of 676253745 is 547352676.

676253745 is a `hidden beast` number, since 6 + 76 + 2 + 537 + 45 = 666.

It is not a de Polignac number, because 676253745 - 2³ = 676253737 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 676253745.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2504509 + ... + 2504778.

It is an arithmetic number, because the mean of its divisors is an integer number (75139320).

Almost surely, 2^676253745 is an apocalyptic number.

It is an amenable number.

676253745 is a deficient number, since it is larger than the sum of its proper divisors (525975375).

676253745 is a wasteful number, since it uses less digits than its factorization.

676253745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009301 (or 5009295 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 676253745 is about 26004.8792537093. The cubic root of 676253745 is about 877.7480926094.

The spelling of 676253745 in words is "six hundred seventy-six million, two hundred fifty-three thousand, seven hundred forty-five".