5211037564461 has 12 divisors (see below), whose sum is σ = 7534229730300. Its totient is φ = 3470713287360.

The previous prime is 5211037564319. The next prime is 5211037564483. The reversal of 5211037564461 is 1644657301125.

It is a happy number.

5211037564461 is a `hidden beast` number, since 5 + 2 + 1 + 10 + 37 + 564 + 46 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5042634027561 + 168403536900 = 2245581^2 + 410370^2 .

It is not a de Polignac number, because 5211037564461 - 2¹⁴ = 5211037548077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211037564661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275969670 + ... + 275988551.

It is an arithmetic number, because the mean of its divisors is an integer number (627852477525).

Almost surely, 2^{5211037564461} is an apocalyptic number.

It is an amenable number.

5211037564461 is a deficient number, since it is larger than the sum of its proper divisors (2323192165839).

5211037564461 is a wasteful number, since it uses less digits than its factorization.

5211037564461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551959276 (or 551959273 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 5211037564461 in words is "five trillion, two hundred eleven billion, thirty-seven million, five hundred sixty-four thousand, four hundred sixty-one".