5818840816155 has 32 divisors (see below), whose sum is σ = 9405455566080. Its totient is φ = 3071746592640.

The previous prime is 5818840816153. The next prime is 5818840816189. The reversal of 5818840816155 is 5516180488185.

It is a happy number.

It is not a de Polignac number, because 5818840816155 - 2¹ = 5818840816153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5818840816153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3525592 + ... + 4905861.

It is an arithmetic number, because the mean of its divisors is an integer number (293920486440).

Almost surely, 2^{5818840816155} is an apocalyptic number.

5818840816155 is a deficient number, since it is larger than the sum of its proper divisors (3586614749925).

5818840816155 is a wasteful number, since it uses less digits than its factorization.

5818840816155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8431931.

The product of its (nonzero) digits is 12288000, while the sum is 60.

The spelling of 5818840816155 in words is "five trillion, eight hundred eighteen billion, eight hundred forty million, eight hundred sixteen thousand, one hundred fifty-five".