6535477212 has 144 divisors (see below), whose sum is σ = 17942671488. Its totient is φ = 1835412480.

The previous prime is 6535477211. The next prime is 6535477271. The reversal of 6535477212 is 2127745356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6535477211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2554638 + ... + 2557194.

Almost surely, 2^6535477212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6535477212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8971335744).

6535477212 is an abundant number, since it is smaller than the sum of its proper divisors (11407194276).

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

6535477212 is a wasteful number, since it uses less digits than its factorization.

6535477212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676 (or 2657 counting only the distinct ones).

The product of its digits is 352800, while the sum is 42.

The square root of 6535477212 is about 80842.2984086920. The cubic root of 6535477212 is about 1869.6447810129.

The spelling of 6535477212 in words is "six billion, five hundred thirty-five million, four hundred seventy-seven thousand, two hundred twelve".