340165673563 has 2 divisors, whose sum is σ = 340165673564. Its totient is φ = 340165673562.

The previous prime is 340165673503. The next prime is 340165673579. The reversal of 340165673563 is 365376561043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340165673563 is a prime.

It is a super-2 number, since 2×340165673563² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340165673503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170082836781 + 170082836782.

It is an arithmetic number, because the mean of its divisors is an integer number (170082836782).

Almost surely, 2^340165673563 is an apocalyptic number.

340165673563 is a deficient number, since it is larger than the sum of its proper divisors (1).

340165673563 is an equidigital number, since it uses as much as digits as its factorization.

340165673563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4082400, while the sum is 49.

The spelling of 340165673563 in words is "three hundred forty billion, one hundred sixty-five million, six hundred seventy-three thousand, five hundred sixty-three".