380650815523 has 12 divisors (see below), whose sum is σ = 426781899432. Its totient is φ = 336693582720.

The previous prime is 380650815473. The next prime is 380650815533. The reversal of 380650815523 is 325518056083.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-380650815523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380650815533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12623590 + ... + 12653707.

It is an arithmetic number, because the mean of its divisors is an integer number (35565158286).

Almost surely, 2^380650815523 is an apocalyptic number.

380650815523 is a deficient number, since it is larger than the sum of its proper divisors (46131083909).

380650815523 is a wasteful number, since it uses less digits than its factorization.

380650815523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25277382 (or 25277345 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 380650815523 in words is "three hundred eighty billion, six hundred fifty million, eight hundred fifteen thousand, five hundred twenty-three".