216146054 has 8 divisors (see below), whose sum is σ = 328323360. Its totient is φ = 106704936.

The previous prime is 216146017. The next prime is 216146083. The reversal of 216146054 is 450641612.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683849 + ... + 684164.

It is an arithmetic number, because the mean of its divisors is an integer number (41040420).

Almost surely, 2^216146054 is an apocalyptic number.

216146054 is a deficient number, since it is larger than the sum of its proper divisors (112177306).

216146054 is a wasteful number, since it uses less digits than its factorization.

216146054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368094.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 216146054 is about 14701.9064750120. The cubic root of 216146054 is about 600.1352047157.

Adding to 216146054 its reverse (450641612), we get a palindrome (666787666).

The spelling of 216146054 in words is "two hundred sixteen million, one hundred forty-six thousand, fifty-four".