5364612621421 has 4 divisors (see below), whose sum is σ = 5365618554492. Its totient is φ = 5363606688352.

The previous prime is 5364612621377. The next prime is 5364612621463. The reversal of 5364612621421 is 1241262164635.

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 5266634857225 + 97977764196 = 2294915^2 + 313014^2 .

It is a cyclic number.

It is not a de Polignac number, because 5364612621421 - 2¹⁹ = 5364612097133 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 (5364610621421) 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, 502958536 + ... + 502969201.

It is an arithmetic number, because the mean of its divisors is an integer number (1341404638623).

Almost surely, 2^{5364612621421} is an apocalyptic number.

It is an amenable number.

5364612621421 is a deficient number, since it is larger than the sum of its proper divisors (1005933071).

5364612621421 is a wasteful number, since it uses less digits than its factorization.

5364612621421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005933070.

The product of its digits is 414720, while the sum is 43.

The spelling of 5364612621421 in words is "five trillion, three hundred sixty-four billion, six hundred twelve million, six hundred twenty-one thousand, four hundred twenty-one".