4603625500861 has 2 divisors, whose sum is σ = 4603625500862. Its totient is φ = 4603625500860.

The previous prime is 4603625500849. The next prime is 4603625500889. The reversal of 4603625500861 is 1680055263064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2311144860025 + 2292480640836 = 1520245^2 + 1514094^2 .

It is a cyclic number.

It is not a de Polignac number, because 4603625500861 - 2¹⁵ = 4603625468093 is a prime.

It is a super-2 number, since 2×4603625500861² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4603625500261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2301812750430 + 2301812750431.

It is an arithmetic number, because the mean of its divisors is an integer number (2301812750431).

Almost surely, 2^{4603625500861} is an apocalyptic number.

It is an amenable number.

4603625500861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4603625500861 is an equidigital number, since it uses as much as digits as its factorization.

4603625500861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 4603625500861 in words is "four trillion, six hundred three billion, six hundred twenty-five million, five hundred thousand, eight hundred sixty-one".