6739528500 has 72 divisors (see below), whose sum is σ = 21260980104. Its totient is φ = 1797206400.

The previous prime is 6739528487. The next prime is 6739528511. The reversal of 6739528500 is 58259376.

It is a happy number.

6739528500 is a `hidden beast` number, since 6 + 73 + 9 + 528 + 50 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 180472356 + 6559056144 = 13434^2 + 80988^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 744337 + ... + 753336.

Almost surely, 2^6739528500 is an apocalyptic number.

6739528500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6739528500 is an abundant number, since it is smaller than the sum of its proper divisors (14521451604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6739528500 is a wasteful number, since it uses less digits than its factorization.

6739528500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497698 (or 1497683 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 6739528500 is about 82094.6313713631. The cubic root of 6739528500 is about 1888.9037902836.

The spelling of 6739528500 in words is "six billion, seven hundred thirty-nine million, five hundred twenty-eight thousand, five hundred".