380851964905 has 16 divisors (see below), whose sum is σ = 471883636224. Its totient is φ = 294778995840.

The previous prime is 380851964887. The next prime is 380851964917. The reversal of 380851964905 is 509469158083.

It is not a de Polignac number, because 380851964905 - 2²⁹ = 380315093993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 380851964905.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313557 + ... + 927373.

It is an arithmetic number, because the mean of its divisors is an integer number (29492727264).

Almost surely, 2^380851964905 is an apocalyptic number.

It is an amenable number.

380851964905 is a deficient number, since it is larger than the sum of its proper divisors (91031671319).

380851964905 is a wasteful number, since it uses less digits than its factorization.

380851964905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617856.

The product of its (nonzero) digits is 9331200, while the sum is 58.

The spelling of 380851964905 in words is "three hundred eighty billion, eight hundred fifty-one million, nine hundred sixty-four thousand, nine hundred five".