64041427580 has 48 divisors (see below), whose sum is σ = 144954865440. Its totient is φ = 23626030848.

The previous prime is 64041427573. The next prime is 64041427589. The reversal of 64041427580 is 8572414046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64041427589) 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 15 ways as a sum of consecutive naturals, for example, 204866 + ... + 412374.

It is an arithmetic number, because the mean of its divisors is an integer number (3019893030).

Almost surely, 2^64041427580 is an apocalyptic number.

It is an amenable number.

64041427580 is an abundant number, since it is smaller than the sum of its proper divisors (80913437860).

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

64041427580 is a wasteful number, since it uses less digits than its factorization.

64041427580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208718 (or 208716 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The spelling of 64041427580 in words is "sixty-four billion, forty-one million, four hundred twenty-seven thousand, five hundred eighty".