5651712623 has 4 divisors (see below), whose sum is σ = 5652654840. Its totient is φ = 5650770408.

The previous prime is 5651712613. The next prime is 5651712637. The reversal of 5651712623 is 3262171565.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5651712623 - 2¹⁶ = 5651647087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651712613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462053 + ... + 474126.

It is an arithmetic number, because the mean of its divisors is an integer number (1413163710).

Almost surely, 2^5651712623 is an apocalyptic number.

5651712623 is a deficient number, since it is larger than the sum of its proper divisors (942217).

5651712623 is an equidigital number, since it uses as much as digits as its factorization.

5651712623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942216.

The product of its digits is 75600, while the sum is 38.

The square root of 5651712623 is about 75177.8732274331. The cubic root of 5651712623 is about 1781.2574356878.

The spelling of 5651712623 in words is "five billion, six hundred fifty-one million, seven hundred twelve thousand, six hundred twenty-three".