64037267212 has 24 divisors (see below), whose sum is σ = 115985469600. Its totient is φ = 30899627136.

The previous prime is 64037267167. The next prime is 64037267213. The reversal of 64037267212 is 21276273046.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (64037267213) 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 7 ways as a sum of consecutive naturals, for example, 110193 + ... + 374455.

It is an arithmetic number, because the mean of its divisors is an integer number (4832727900).

Almost surely, 2^64037267212 is an apocalyptic number.

It is an amenable number.

64037267212 is a deficient number, since it is larger than the sum of its proper divisors (51948202388).

64037267212 is a wasteful number, since it uses less digits than its factorization.

64037267212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266385 (or 266383 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 64037267212 in words is "sixty-four billion, thirty-seven million, two hundred sixty-seven thousand, two hundred twelve".