536116556121 has 4 divisors (see below), whose sum is σ = 714822074832. Its totient is φ = 357411037412.

The previous prime is 536116556077. The next prime is 536116556123. The reversal of 536116556121 is 121655611635.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 536116556121 - 2¹¹ = 536116554073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (536116556123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89352759351 + ... + 89352759356.

It is an arithmetic number, because the mean of its divisors is an integer number (178705518708).

Almost surely, 2^536116556121 is an apocalyptic number.

It is an amenable number.

536116556121 is a deficient number, since it is larger than the sum of its proper divisors (178705518711).

536116556121 is a wasteful number, since it uses less digits than its factorization.

536116556121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178705518710.

The product of its digits is 162000, while the sum is 42.

The spelling of 536116556121 in words is "five hundred thirty-six billion, one hundred sixteen million, five hundred fifty-six thousand, one hundred twenty-one".