380275722881 has 2 divisors, whose sum is σ = 380275722882. Its totient is φ = 380275722880.

The previous prime is 380275722877. The next prime is 380275722901. The reversal of 380275722881 is 188227572083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310917760000 + 69357962881 = 557600^2 + 263359^2 .

It is a cyclic number.

It is not a de Polignac number, because 380275722881 - 2² = 380275722877 is a prime.

It is a super-2 number, since 2×380275722881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (380275722581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190137861440 + 190137861441.

It is an arithmetic number, because the mean of its divisors is an integer number (190137861441).

Almost surely, 2^380275722881 is an apocalyptic number.

It is an amenable number.

380275722881 is a deficient number, since it is larger than the sum of its proper divisors (1).

380275722881 is an equidigital number, since it uses as much as digits as its factorization.

380275722881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3010560, while the sum is 53.

The spelling of 380275722881 in words is "three hundred eighty billion, two hundred seventy-five million, seven hundred twenty-two thousand, eight hundred eighty-one".