6601310517240 has 128 divisors (see below), whose sum is σ = 22005290260800. Its totient is φ = 1760275722240.

The previous prime is 6601310517233. The next prime is 6601310517251. The reversal of 6601310517240 is 427150131066.

6601310517240 is a `hidden beast` number, since 6 + 6 + 0 + 131 + 0 + 517 + 2 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6601310517195 and 6601310517204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28657564 + ... + 28886996.

Almost surely, 2^{6601310517240} is an apocalyptic number.

6601310517240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6601310517240 is an abundant number, since it is smaller than the sum of its proper divisors (15403979743560).

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

6601310517240 is a wasteful number, since it uses less digits than its factorization.

6601310517240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256094 (or 256084 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 6601310517240 in words is "six trillion, six hundred one billion, three hundred ten million, five hundred seventeen thousand, two hundred forty".