616006462109 has 2 divisors, whose sum is σ = 616006462110. Its totient is φ = 616006462108.

The previous prime is 616006462103. The next prime is 616006462121. The reversal of 616006462109 is 901264600616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 614778310084 + 1228152025 = 784078^2 + 35045^2 .

It is a cyclic number.

It is not a de Polignac number, because 616006462109 - 2²⁸ = 615738026653 is a prime.

It is a super-2 number, since 2×616006462109² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616006462103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308003231054 + 308003231055.

It is an arithmetic number, because the mean of its divisors is an integer number (308003231055).

Almost surely, 2^616006462109 is an apocalyptic number.

It is an amenable number.

616006462109 is a deficient number, since it is larger than the sum of its proper divisors (1).

616006462109 is an equidigital number, since it uses as much as digits as its factorization.

616006462109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 616006462109 in words is "six hundred sixteen billion, six million, four hundred sixty-two thousand, one hundred nine".