5216851685553 has 8 divisors (see below), whose sum is σ = 6967651998048. Its totient is φ = 3471976248384.

The previous prime is 5216851685467. The next prime is 5216851685579. The reversal of 5216851685553 is 3555861586125.

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

It is not a de Polignac number, because 5216851685553 - 2¹⁸ = 5216851423409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5216851685653) 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, 1481216776 + ... + 1481220297.

It is an arithmetic number, because the mean of its divisors is an integer number (870956499756).

Almost surely, 2^{5216851685553} is an apocalyptic number.

It is an amenable number.

5216851685553 is a deficient number, since it is larger than the sum of its proper divisors (1750800312495).

5216851685553 is a wasteful number, since it uses less digits than its factorization.

5216851685553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962437663.

The product of its digits is 43200000, while the sum is 60.

The spelling of 5216851685553 in words is "five trillion, two hundred sixteen billion, eight hundred fifty-one million, six hundred eighty-five thousand, five hundred fifty-three".