120432651569 has 2 divisors, whose sum is σ = 120432651570. Its totient is φ = 120432651568.

The previous prime is 120432651541. The next prime is 120432651583. The reversal of 120432651569 is 965156234021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75590353969 + 44842297600 = 274937^2 + 211760^2 .

It is a cyclic number.

It is not a de Polignac number, because 120432651569 - 2³⁶ = 51713174833 is a prime.

It is a super-2 number, since 2×120432651569² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120432651509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60216325784 + 60216325785.

It is an arithmetic number, because the mean of its divisors is an integer number (60216325785).

Almost surely, 2^120432651569 is an apocalyptic number.

It is an amenable number.

120432651569 is a deficient number, since it is larger than the sum of its proper divisors (1).

120432651569 is an equidigital number, since it uses as much as digits as its factorization.

120432651569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 120432651569 in words is "one hundred twenty billion, four hundred thirty-two million, six hundred fifty-one thousand, five hundred sixty-nine".