64132061126580 has 144 divisors (see below), whose sum is σ = 196902345878784. Its totient is φ = 16893721186560.

The previous prime is 64132061126531. The next prime is 64132061126591. The reversal of 64132061126580 is 8562116023146.

64132061126580 is a `hidden beast` number, since 6 + 4 + 1 + 3 + 2 + 0 + 61 + 1 + 2 + 6 + 580 = 666.

It is a super-2 number, since 2×64132061126580² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120913722 + ... + 121442958.

It is an arithmetic number, because the mean of its divisors is an integer number (1367377401936).

Almost surely, 2^{64132061126580} is an apocalyptic number.

64132061126580 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64132061126580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98451172939392).

64132061126580 is an abundant number, since it is smaller than the sum of its proper divisors (132770284752204).

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

64132061126580 is a wasteful number, since it uses less digits than its factorization.

64132061126580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537446 (or 537441 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 64132061126580 in words is "sixty-four trillion, one hundred thirty-two billion, sixty-one million, one hundred twenty-six thousand, five hundred eighty".