64206063352 has 32 divisors (see below), whose sum is σ = 130432302000. Its totient is φ = 29511949824.

The previous prime is 64206063349. The next prime is 64206063359. The reversal of 64206063352 is 25336060246.

It is a super-2 number, since 2×64206063352² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64206063359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5483727 + ... + 5495422.

Almost surely, 2^64206063352 is an apocalyptic number.

It is an amenable number.

64206063352 is an abundant number, since it is smaller than the sum of its proper divisors (66226238648).

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

64206063352 is a wasteful number, since it uses less digits than its factorization.

64206063352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10979215 (or 10979211 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 64206063352 in words is "sixty-four billion, two hundred six million, sixty-three thousand, three hundred fifty-two".