2154410516 has 6 divisors (see below), whose sum is σ = 3770218410. Its totient is φ = 1077205256.

The previous prime is 2154410491. The next prime is 2154410549. The reversal of 2154410516 is 6150144512.

It can be written as a sum of positive squares in only one way, i.e., 2134070416 + 20340100 = 46196^2 + 4510^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269301311 + ... + 269301318.

It is an arithmetic number, because the mean of its divisors is an integer number (628369735).

Almost surely, 2^2154410516 is an apocalyptic number.

It is an amenable number.

2154410516 is a deficient number, since it is larger than the sum of its proper divisors (1615807894).

2154410516 is a wasteful number, since it uses less digits than its factorization.

2154410516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538602633 (or 538602631 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 2154410516 is about 46415.6279285329. The cubic root of 2154410516 is about 1291.5448343464.

The spelling of 2154410516 in words is "two billion, one hundred fifty-four million, four hundred ten thousand, five hundred sixteen".