380446621511 has 24 divisors (see below), whose sum is σ = 434454142080. Its totient is φ = 330371751600.

The previous prime is 380446621483. The next prime is 380446621517. The reversal of 380446621511 is 115126644083.

It is not a de Polignac number, because 380446621511 - 2¹⁸ = 380446359367 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 (380446621517) 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, 4256006 + ... + 4344476.

It is an arithmetic number, because the mean of its divisors is an integer number (18102255920).

Almost surely, 2^380446621511 is an apocalyptic number.

380446621511 is a deficient number, since it is larger than the sum of its proper divisors (54007520569).

380446621511 is a wasteful number, since it uses less digits than its factorization.

380446621511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89267 (or 89244 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 380446621511 in words is "three hundred eighty billion, four hundred forty-six million, six hundred twenty-one thousand, five hundred eleven".