7346642057 has 2 divisors, whose sum is σ = 7346642058. Its totient is φ = 7346642056.

The previous prime is 7346641999. The next prime is 7346642071. The reversal of 7346642057 is 7502466437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6192273481 + 1154368576 = 78691^2 + 33976^2 .

It is a cyclic number.

It is not a de Polignac number, because 7346642057 - 2¹⁸ = 7346379913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7346641999 and 7346642017.

It is not a weakly prime, because it can be changed into another prime (7346642257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3673321028 + 3673321029.

It is an arithmetic number, because the mean of its divisors is an integer number (3673321029).

Almost surely, 2^7346642057 is an apocalyptic number.

It is an amenable number.

7346642057 is a deficient number, since it is larger than the sum of its proper divisors (1).

7346642057 is an equidigital number, since it uses as much as digits as its factorization.

7346642057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 44.

The square root of 7346642057 is about 85712.5548388333. The cubic root of 7346642057 is about 1944.0001475646. Note that the first 3 decimals are identical.

The spelling of 7346642057 in words is "seven billion, three hundred forty-six million, six hundred forty-two thousand, fifty-seven".