6494453570 has 24 divisors (see below), whose sum is σ = 12849359292. Its totient is φ = 2361619040.

The previous prime is 6494453569. The next prime is 6494453597. The reversal of 6494453570 is 753544946.

It can be written as a sum of positive squares in 2 ways, for example, as 6232628809 + 261824761 = 78947^2 + 16181^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2682449 + ... + 2684868.

Almost surely, 2^6494453570 is an apocalyptic number.

6494453570 is a deficient number, since it is larger than the sum of its proper divisors (6354905722).

6494453570 is a wasteful number, since it uses less digits than its factorization.

6494453570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5367346 (or 5367335 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The square root of 6494453570 is about 80588.1726433848. The cubic root of 6494453570 is about 1865.7246039728.

It can be divided in two parts, 6494 and 453570, that added together give a palindrome (460064).

The spelling of 6494453570 in words is "six billion, four hundred ninety-four million, four hundred fifty-three thousand, five hundred seventy".