4611231624557 has 2 divisors, whose sum is σ = 4611231624558. Its totient is φ = 4611231624556.

The previous prime is 4611231624539. The next prime is 4611231624607. The reversal of 4611231624557 is 7554261321164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4602307799401 + 8923825156 = 2145299^2 + 94466^2 .

It is a cyclic number.

It is not a de Polignac number, because 4611231624557 - 2¹⁶ = 4611231559021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4611231626557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305615812278 + 2305615812279.

It is an arithmetic number, because the mean of its divisors is an integer number (2305615812279).

Almost surely, 2^{4611231624557} is an apocalyptic number.

It is an amenable number.

4611231624557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4611231624557 is an equidigital number, since it uses as much as digits as its factorization.

4611231624557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1209600, while the sum is 47.

The spelling of 4611231624557 in words is "four trillion, six hundred eleven billion, two hundred thirty-one million, six hundred twenty-four thousand, five hundred fifty-seven".