43432565051 has 2 divisors, whose sum is σ = 43432565052. Its totient is φ = 43432565050.

The previous prime is 43432565041. The next prime is 43432565069. The reversal of 43432565051 is 15056523434.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43432565051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43432564996 and 43432565014.

It is not a weakly prime, because it can be changed into another prime (43432565041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21716282525 + 21716282526.

It is an arithmetic number, because the mean of its divisors is an integer number (21716282526).

Almost surely, 2^43432565051 is an apocalyptic number.

43432565051 is a deficient number, since it is larger than the sum of its proper divisors (1).

43432565051 is an equidigital number, since it uses as much as digits as its factorization.

43432565051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 43432565051 in words is "forty-three billion, four hundred thirty-two million, five hundred sixty-five thousand, fifty-one".