2116453015554 has 8 divisors (see below), whose sum is σ = 4232906031120. Its totient is φ = 705484338516.

The previous prime is 2116453015513. The next prime is 2116453015559. The reversal of 2116453015554 is 4555103546112.

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

2116453015554 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2116453015559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176371084624 + ... + 176371084635.

It is an arithmetic number, because the mean of its divisors is an integer number (529113253890).

Almost surely, 2^{2116453015554} is an apocalyptic number.

2116453015554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2116453015554 is a wasteful number, since it uses less digits than its factorization.

2116453015554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352742169264.

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 2116453015554 in words is "two trillion, one hundred sixteen billion, four hundred fifty-three million, fifteen thousand, five hundred fifty-four".