380427886727 has 24 divisors (see below), whose sum is σ = 444673740672. Its totient is φ = 324508766400.

The previous prime is 380427886661. The next prime is 380427886759. The reversal of 380427886727 is 727688724083.

It is not a de Polignac number, because 380427886727 - 2¹⁴ = 380427870343 is a prime.

It is a super-2 number, since 2×380427886727² (a number of 24 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 380427886727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380427886627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63603077 + ... + 63609057.

It is an arithmetic number, because the mean of its divisors is an integer number (18528072528).

Almost surely, 2^380427886727 is an apocalyptic number.

380427886727 is a deficient number, since it is larger than the sum of its proper divisors (64245853945).

380427886727 is a wasteful number, since it uses less digits than its factorization.

380427886727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12039 (or 12032 counting only the distinct ones).

The product of its (nonzero) digits is 50577408, while the sum is 62.

The spelling of 380427886727 in words is "three hundred eighty billion, four hundred twenty-seven million, eight hundred eighty-six thousand, seven hundred twenty-seven".