57340369061 has 2 divisors, whose sum is σ = 57340369062. Its totient is φ = 57340369060.

The previous prime is 57340369043. The next prime is 57340369081. The reversal of 57340369061 is 16096304375.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55740849025 + 1599520036 = 236095^2 + 39994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57340369061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57340369081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28670184530 + 28670184531.

It is an arithmetic number, because the mean of its divisors is an integer number (28670184531).

Almost surely, 2^57340369061 is an apocalyptic number.

It is an amenable number.

57340369061 is a deficient number, since it is larger than the sum of its proper divisors (1).

57340369061 is an equidigital number, since it uses as much as digits as its factorization.

57340369061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 57340369061 in words is "fifty-seven billion, three hundred forty million, three hundred sixty-nine thousand, sixty-one".