4621564490927 has 4 divisors (see below), whose sum is σ = 4628431600800. Its totient is φ = 4614697381056.

The previous prime is 4621564490909. The next prime is 4621564491029. The reversal of 4621564490927 is 7290944651264.

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 4621564490927 - 2¹⁶ = 4621564425391 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 (4621564490827) 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, 3433553927 + ... + 3433555272.

It is an arithmetic number, because the mean of its divisors is an integer number (1157107900200).

Almost surely, 2^{4621564490927} is an apocalyptic number.

4621564490927 is a deficient number, since it is larger than the sum of its proper divisors (6867109873).

4621564490927 is an equidigital number, since it uses as much as digits as its factorization.

4621564490927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6867109872.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 4621564490927 in words is "four trillion, six hundred twenty-one billion, five hundred sixty-four million, four hundred ninety thousand, nine hundred twenty-seven".