6520136530102 has 32 divisors (see below), whose sum is σ = 10951647162624. Its totient is φ = 2890962662400.

The previous prime is 6520136530081. The next prime is 6520136530109. The reversal of 6520136530102 is 2010356310256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6520136530109) 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, 29413299 + ... + 29634142.

It is an arithmetic number, because the mean of its divisors is an integer number (342238973832).

Almost surely, 2^{6520136530102} is an apocalyptic number.

6520136530102 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

6520136530102 is a deficient number, since it is larger than the sum of its proper divisors (4431510632522).

6520136530102 is a wasteful number, since it uses less digits than its factorization.

6520136530102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59047624.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 6520136530102 in words is "six trillion, five hundred twenty billion, one hundred thirty-six million, five hundred thirty thousand, one hundred two".