6499574630 has 16 divisors (see below), whose sum is σ = 11736146160. Its totient is φ = 2591627232.

The previous prime is 6499574603. The next prime is 6499574639. The reversal of 6499574630 is 364759946.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6499574639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022000 + ... + 1028339.

It is an arithmetic number, because the mean of its divisors is an integer number (733509135).

Almost surely, 2^6499574630 is an apocalyptic number.

6499574630 is a deficient number, since it is larger than the sum of its proper divisors (5236571530).

6499574630 is a wasteful number, since it uses less digits than its factorization.

6499574630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050663.

The product of its (nonzero) digits is 4898880, while the sum is 53.

The square root of 6499574630 is about 80619.9394070722. The cubic root of 6499574630 is about 1866.2148673085.

The spelling of 6499574630 in words is "six billion, four hundred ninety-nine million, five hundred seventy-four thousand, six hundred thirty".