380629277985 has 32 divisors (see below), whose sum is σ = 664676628480. Its totient is φ = 184462660800.

The previous prime is 380629277957. The next prime is 380629278011. The reversal of 380629277985 is 589772926083.

It is not a de Polignac number, because 380629277985 - 2⁶ = 380629277921 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169801 + ... + 888870.

It is an arithmetic number, because the mean of its divisors is an integer number (20771144640).

Almost surely, 2^380629277985 is an apocalyptic number.

It is an amenable number.

380629277985 is a deficient number, since it is larger than the sum of its proper divisors (284047350495).

380629277985 is a wasteful number, since it uses less digits than its factorization.

380629277985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060869.

The product of its (nonzero) digits is 91445760, while the sum is 66.

The spelling of 380629277985 in words is "three hundred eighty billion, six hundred twenty-nine million, two hundred seventy-seven thousand, nine hundred eighty-five".