6520074630000 has 100 divisors (see below), whose sum is σ = 21047670345768. Its totient is φ = 1738686560000.

The previous prime is 6520074629963. The next prime is 6520074630109. The reversal of 6520074630000 is 364700256.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×6520074630000² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 108637911 + ... + 108697910.

Almost surely, 2^{6520074630000} is an apocalyptic number.

6520074630000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6520074630000 is an abundant number, since it is smaller than the sum of its proper divisors (14527595715768).

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

6520074630000 is a wasteful number, since it uses less digits than its factorization.

6520074630000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217335852 (or 217335831 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The spelling of 6520074630000 in words is "six trillion, five hundred twenty billion, seventy-four million, six hundred thirty thousand".