536421656155 has 64 divisors (see below), whose sum is σ = 845020800000. Its totient is φ = 316703416320.

The previous prime is 536421656153. The next prime is 536421656167. The reversal of 536421656155 is 551656124635.

It is a happy number.

It is not a de Polignac number, because 536421656155 - 2¹ = 536421656153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 536421656099 and 536421656108.

It is not an unprimeable number, because it can be changed into a prime (536421656153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33004471 + ... + 33020719.

It is an arithmetic number, because the mean of its divisors is an integer number (13203450000).

Almost surely, 2^536421656155 is an apocalyptic number.

536421656155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

536421656155 is a deficient number, since it is larger than the sum of its proper divisors (308599143845).

536421656155 is a wasteful number, since it uses less digits than its factorization.

536421656155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20804.

The product of its digits is 3240000, while the sum is 49.

The spelling of 536421656155 in words is "five hundred thirty-six billion, four hundred twenty-one million, six hundred fifty-six thousand, one hundred fifty-five".