616134437357 has 2 divisors, whose sum is σ = 616134437358. Its totient is φ = 616134437356.

The previous prime is 616134437341. The next prime is 616134437371. The reversal of 616134437357 is 753734431616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 608370360361 + 7764076996 = 779981^2 + 88114^2 .

It is a cyclic number.

It is not a de Polignac number, because 616134437357 - 2⁴ = 616134437341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616134437057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308067218678 + 308067218679.

It is an arithmetic number, because the mean of its divisors is an integer number (308067218679).

Almost surely, 2^616134437357 is an apocalyptic number.

It is an amenable number.

616134437357 is a deficient number, since it is larger than the sum of its proper divisors (1).

616134437357 is an equidigital number, since it uses as much as digits as its factorization.

616134437357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3810240, while the sum is 50.

The spelling of 616134437357 in words is "six hundred sixteen billion, one hundred thirty-four million, four hundred thirty-seven thousand, three hundred fifty-seven".