384864415273 has 8 divisors (see below), whose sum is σ = 422289547848. Its totient is φ = 348556450944.

The previous prime is 384864415259. The next prime is 384864415343. The reversal of 384864415273 is 372514468483.

It can be written as a sum of positive squares in 4 ways, for example, as 71357368384 + 313507046889 = 267128^2 + 559917^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-384864415273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (384864415673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279291340 + ... + 279292717.

It is an arithmetic number, because the mean of its divisors is an integer number (52786193481).

Almost surely, 2^384864415273 is an apocalyptic number.

It is an amenable number.

384864415273 is a deficient number, since it is larger than the sum of its proper divisors (37425132575).

384864415273 is a wasteful number, since it uses less digits than its factorization.

384864415273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558584123.

The product of its digits is 15482880, while the sum is 55.

The spelling of 384864415273 in words is "three hundred eighty-four billion, eight hundred sixty-four million, four hundred fifteen thousand, two hundred seventy-three".