617614206061 has 2 divisors, whose sum is σ = 617614206062. Its totient is φ = 617614206060.

The previous prime is 617614206019. The next prime is 617614206101. The reversal of 617614206061 is 160602416716.

It is an a-pointer prime, because the next prime (617614206101) can be obtained adding 617614206061 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542477913961 + 75136292100 = 736531^2 + 274110^2 .

It is a cyclic number.

It is not a de Polignac number, because 617614206061 - 2⁷ = 617614205933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (617614207061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308807103030 + 308807103031.

It is an arithmetic number, because the mean of its divisors is an integer number (308807103031).

Almost surely, 2^617614206061 is an apocalyptic number.

It is an amenable number.

617614206061 is a deficient number, since it is larger than the sum of its proper divisors (1).

617614206061 is an equidigital number, since it uses as much as digits as its factorization.

617614206061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 617614206061 in words is "six hundred seventeen billion, six hundred fourteen million, two hundred six thousand, sixty-one".