2073430357643 has 2 divisors, whose sum is σ = 2073430357644. Its totient is φ = 2073430357642.

The previous prime is 2073430357639. The next prime is 2073430357709. The reversal of 2073430357643 is 3467530343702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2073430357643 - 2² = 2073430357639 is a prime.

It is a super-2 number, since 2×2073430357643² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2073430357343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036715178821 + 1036715178822.

It is an arithmetic number, because the mean of its divisors is an integer number (1036715178822).

Almost surely, 2^{2073430357643} is an apocalyptic number.

2073430357643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2073430357643 is an equidigital number, since it uses as much as digits as its factorization.

2073430357643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 47.

The spelling of 2073430357643 in words is "two trillion, seventy-three billion, four hundred thirty million, three hundred fifty-seven thousand, six hundred forty-three".