2116453500542 has 16 divisors (see below), whose sum is σ = 3185006292000. Its totient is φ = 1054784989440.

The previous prime is 2116453500527. The next prime is 2116453500583. The reversal of 2116453500542 is 2450053546112.

It is a junction number, because it is equal to n+sod(n) for n = 2116453500496 and 2116453500505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24269834 + ... + 24356882.

It is an arithmetic number, because the mean of its divisors is an integer number (199062893250).

Almost surely, 2^{2116453500542} is an apocalyptic number.

2116453500542 is a deficient number, since it is larger than the sum of its proper divisors (1068552791458).

2116453500542 is a wasteful number, since it uses less digits than its factorization.

2116453500542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126451.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 2116453500542 in words is "two trillion, one hundred sixteen billion, four hundred fifty-three million, five hundred thousand, five hundred forty-two".