380265420648 has 64 divisors (see below), whose sum is σ = 984770006400. Its totient is φ = 122219390720.

The previous prime is 380265420607. The next prime is 380265420653. The reversal of 380265420648 is 846024562083.

It is a junction number, because it is equal to n+sod(n) for n = 380265420597 and 380265420606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149458 + ... + 884798.

It is an arithmetic number, because the mean of its divisors is an integer number (15387031350).

Almost surely, 2^380265420648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 380265420648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492385003200).

380265420648 is an abundant number, since it is smaller than the sum of its proper divisors (604504585752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

380265420648 is a wasteful number, since it uses less digits than its factorization.

380265420648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736122 (or 736118 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 48.

The spelling of 380265420648 in words is "three hundred eighty billion, two hundred sixty-five million, four hundred twenty thousand, six hundred forty-eight".