6520451162 has 16 divisors (see below), whose sum is σ = 10043518632. Its totient is φ = 3173713920.

The previous prime is 6520451159. The next prime is 6520451173. The reversal of 6520451162 is 2611540256.

It can be written as a sum of positive squares in 4 ways, for example, as 4240484161 + 2279967001 = 65119^2 + 47749^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263663 + ... + 287330.

Almost surely, 2^6520451162 is an apocalyptic number.

6520451162 is a deficient number, since it is larger than the sum of its proper divisors (3523067470).

6520451162 is a wasteful number, since it uses less digits than its factorization.

6520451162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551153.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 6520451162 is about 80749.3105976763. The cubic root of 6520451162 is about 1868.2108161624.

The spelling of 6520451162 in words is "six billion, five hundred twenty million, four hundred fifty-one thousand, one hundred sixty-two".