828642364415 has 16 divisors (see below), whose sum is σ = 1089168871680. Its totient is φ = 602404508160.

The previous prime is 828642364411. The next prime is 828642364421. The reversal of 828642364415 is 514463246828.

It is a happy number.

It is not a de Polignac number, because 828642364415 - 2² = 828642364411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828642364411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168079151 + ... + 168084080.

It is an arithmetic number, because the mean of its divisors is an integer number (68073054480).

Almost surely, 2^828642364415 is an apocalyptic number.

828642364415 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

828642364415 is a deficient number, since it is larger than the sum of its proper divisors (260526507265).

828642364415 is a wasteful number, since it uses less digits than its factorization.

828642364415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336163282.

The product of its digits is 8847360, while the sum is 53.

The spelling of 828642364415 in words is "eight hundred twenty-eight billion, six hundred forty-two million, three hundred sixty-four thousand, four hundred fifteen".