69120098885377 has 2 divisors, whose sum is σ = 69120098885378. Its totient is φ = 69120098885376.

The previous prime is 69120098885353. The next prime is 69120098885381. The reversal of 69120098885377 is 77358889002196.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62117348679936 + 7002750205441 = 7881456^2 + 2646271^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69120098885377 is a prime.

It is not a weakly prime, because it can be changed into another prime (69120098885317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34560049442688 + 34560049442689.

It is an arithmetic number, because the mean of its divisors is an integer number (34560049442689).

Almost surely, 2^{69120098885377} is an apocalyptic number.

It is an amenable number.

69120098885377 is a deficient number, since it is larger than the sum of its proper divisors (1).

69120098885377 is an equidigital number, since it uses as much as digits as its factorization.

69120098885377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 365783040, while the sum is 73.

The spelling of 69120098885377 in words is "sixty-nine trillion, one hundred twenty billion, ninety-eight million, eight hundred eighty-five thousand, three hundred seventy-seven".