380368765261 has 8 divisors (see below), whose sum is σ = 381714479424. Its totient is φ = 379025293920.

The previous prime is 380368765253. The next prime is 380368765307. The reversal of 380368765261 is 162567863083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 380368765261 - 2³ = 380368765253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380368765961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220555 + ... + 899656.

It is an arithmetic number, because the mean of its divisors is an integer number (47714309928).

Almost surely, 2^380368765261 is an apocalyptic number.

It is an amenable number.

380368765261 is a deficient number, since it is larger than the sum of its proper divisors (1345714163).

380368765261 is a wasteful number, since it uses less digits than its factorization.

380368765261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121411.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 380368765261 in words is "three hundred eighty billion, three hundred sixty-eight million, seven hundred sixty-five thousand, two hundred sixty-one".