6209773245 has 96 divisors (see below), whose sum is σ = 12008715264. Its totient is φ = 2949004800.

The previous prime is 6209773189. The next prime is 6209773247. The reversal of 6209773245 is 5423779026.

It is not a de Polignac number, because 6209773245 - 2¹⁰ = 6209772221 is a prime.

It is a super-2 number, since 2×6209773245² = 77122567508635660050, which contains 22 as substring.

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 6209773245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6209773247) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1950555 + ... + 1953735.

It is an arithmetic number, because the mean of its divisors is an integer number (125090784).

Almost surely, 2^6209773245 is an apocalyptic number.

6209773245 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6209773245 is a deficient number, since it is larger than the sum of its proper divisors (5798942019).

6209773245 is a wasteful number, since it uses less digits than its factorization.

6209773245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323 (or 3320 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 6209773245 is about 78802.1144703618. The cubic root of 6209773245 is about 1838.0553301379.

The spelling of 6209773245 in words is "six billion, two hundred nine million, seven hundred seventy-three thousand, two hundred forty-five".