383306276485 has 16 divisors (see below), whose sum is σ = 501841855872. Its totient is φ = 278735371200.

The previous prime is 383306276471. The next prime is 383306276491. The reversal of 383306276485 is 584672603383.

It is not a de Polignac number, because 383306276485 - 2¹⁷ = 383306145413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65872 + ... + 878038.

It is an arithmetic number, because the mean of its divisors is an integer number (31365115992).

Almost surely, 2^383306276485 is an apocalyptic number.

It is an amenable number.

383306276485 is a deficient number, since it is larger than the sum of its proper divisors (118535579387).

383306276485 is a wasteful number, since it uses less digits than its factorization.

383306276485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820764.

The product of its (nonzero) digits is 17418240, while the sum is 55.

The spelling of 383306276485 in words is "three hundred eighty-three billion, three hundred six million, two hundred seventy-six thousand, four hundred eighty-five".