380011109977 has 2 divisors, whose sum is σ = 380011109978. Its totient is φ = 380011109976.

The previous prime is 380011109971. The next prime is 380011109987. The reversal of 380011109977 is 779901110083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312275321856 + 67735788121 = 558816^2 + 260261^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-380011109977 is a prime.

It is not a weakly prime, because it can be changed into another prime (380011109971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190005554988 + 190005554989.

It is an arithmetic number, because the mean of its divisors is an integer number (190005554989).

Almost surely, 2^380011109977 is an apocalyptic number.

It is an amenable number.

380011109977 is a deficient number, since it is larger than the sum of its proper divisors (1).

380011109977 is an equidigital number, since it uses as much as digits as its factorization.

380011109977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 46.

The spelling of 380011109977 in words is "three hundred eighty billion, eleven million, one hundred nine thousand, nine hundred seventy-seven".