7268651643 has 8 divisors (see below), whose sum is σ = 10572584256. Its totient is φ = 4405243400.

The previous prime is 7268651639. The next prime is 7268651657. The reversal of 7268651643 is 3461568627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7268651643 - 2² = 7268651639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7268651592 and 7268651601.

It is not an unprimeable number, because it can be changed into a prime (7268651633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110131053 + ... + 110131118.

It is an arithmetic number, because the mean of its divisors is an integer number (1321573032).

Almost surely, 2^7268651643 is an apocalyptic number.

7268651643 is a deficient number, since it is larger than the sum of its proper divisors (3303932613).

7268651643 is a wasteful number, since it uses less digits than its factorization.

7268651643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220262185.

The product of its digits is 1451520, while the sum is 48.

The square root of 7268651643 is about 85256.3876961721. The cubic root of 7268651643 is about 1937.0966279965.

The spelling of 7268651643 in words is "seven billion, two hundred sixty-eight million, six hundred fifty-one thousand, six hundred forty-three".