376520380565 has 32 divisors (see below), whose sum is σ = 543898368000. Its totient is φ = 244439131968.

The previous prime is 376520380559. The next prime is 376520380589. The reversal of 376520380565 is 565083025673.

It is not a de Polignac number, because 376520380565 - 2⁶ = 376520380501 is a prime.

It is a Curzon number.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 855146 + ... + 1218324.

It is an arithmetic number, because the mean of its divisors is an integer number (16996824000).

Almost surely, 2^376520380565 is an apocalyptic number.

376520380565 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

376520380565 is a deficient number, since it is larger than the sum of its proper divisors (167377987435).

376520380565 is a wasteful number, since it uses less digits than its factorization.

376520380565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364769.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 376520380565 in words is "three hundred seventy-six billion, five hundred twenty million, three hundred eighty thousand, five hundred sixty-five".