5646245401 has 4 divisors (see below), whose sum is σ = 5648736100. Its totient is φ = 5643754704.

The previous prime is 5646245387. The next prime is 5646245467. The reversal of 5646245401 is 1045426465.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2700361225 + 2945884176 = 51965^2 + 54276^2 .

It is a cyclic number.

It is not a de Polignac number, because 5646245401 - 2⁷ = 5646245273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5646246401) 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, 1241946 + ... + 1246483.

It is an arithmetic number, because the mean of its divisors is an integer number (1412184025).

Almost surely, 2^5646245401 is an apocalyptic number.

It is an amenable number.

5646245401 is a deficient number, since it is larger than the sum of its proper divisors (2490699).

5646245401 is a wasteful number, since it uses less digits than its factorization.

5646245401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490698.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 5646245401 is about 75141.5025202451. The cubic root of 5646245401 is about 1780.6828799505.

It can be divided in two parts, 564624 and 5401, that added together give a square (570025 = 755²).

The spelling of 5646245401 in words is "five billion, six hundred forty-six million, two hundred forty-five thousand, four hundred one".