536421620641 has 2 divisors, whose sum is σ = 536421620642. Its totient is φ = 536421620640.

The previous prime is 536421620617. The next prime is 536421620689. The reversal of 536421620641 is 146026124635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278277350400 + 258144270241 = 527520^2 + 508079^2 .

It is a cyclic number.

It is not a de Polignac number, because 536421620641 - 2³¹ = 534274136993 is a prime.

It is a super-2 number, since 2×536421620641² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 536421620594 and 536421620603.

It is not a weakly prime, because it can be changed into another prime (536421620041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268210810320 + 268210810321.

It is an arithmetic number, because the mean of its divisors is an integer number (268210810321).

Almost surely, 2^536421620641 is an apocalyptic number.

It is an amenable number.

536421620641 is a deficient number, since it is larger than the sum of its proper divisors (1).

536421620641 is an equidigital number, since it uses as much as digits as its factorization.

536421620641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 536421620641 in words is "five hundred thirty-six billion, four hundred twenty-one million, six hundred twenty thousand, six hundred forty-one".