6551617070 has 32 divisors (see below), whose sum is σ = 12214523520. Its totient is φ = 2530185504.

The previous prime is 6551617049. The next prime is 6551617073. The reversal of 6551617070 is 707161556.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551617073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230459 + ... + 257321.

It is an arithmetic number, because the mean of its divisors is an integer number (381703860).

Almost surely, 2^6551617070 is an apocalyptic number.

6551617070 is a deficient number, since it is larger than the sum of its proper divisors (5662906450).

6551617070 is an equidigital number, since it uses as much as digits as its factorization.

6551617070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26957 (or 26899 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 6551617070 is about 80942.0599564899. The cubic root of 6551617070 is about 1871.1825924506.

The spelling of 6551617070 in words is "six billion, five hundred fifty-one million, six hundred seventeen thousand, seventy".