67780596460201 has 2 divisors, whose sum is σ = 67780596460202. Its totient is φ = 67780596460200.

The previous prime is 67780596460163. The next prime is 67780596460337. The reversal of 67780596460201 is 10206469508776.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60881752760976 + 6898843699225 = 7802676^2 + 2626565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67780596460201 is a prime.

It is a super-2 number, since 2×67780596460201² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 67780596460201.

It is not a weakly prime, because it can be changed into another prime (67780596460601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33890298230100 + 33890298230101.

It is an arithmetic number, because the mean of its divisors is an integer number (33890298230101).

Almost surely, 2^{67780596460201} is an apocalyptic number.

It is an amenable number.

67780596460201 is a deficient number, since it is larger than the sum of its proper divisors (1).

67780596460201 is an equidigital number, since it uses as much as digits as its factorization.

67780596460201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30481920, while the sum is 61.

The spelling of 67780596460201 in words is "sixty-seven trillion, seven hundred eighty billion, five hundred ninety-six million, four hundred sixty thousand, two hundred one".