60606688440 has 128 divisors (see below), whose sum is σ = 192651644160. Its totient is φ = 15200323584.

The previous prime is 60606688427. The next prime is 60606688481. The reversal of 60606688440 is 4488660606.

It is a self number, because there is not a number n which added to its sum of digits gives 60606688440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3097167 + ... + 3116673.

It is an arithmetic number, because the mean of its divisors is an integer number (1505090970).

Almost surely, 2^60606688440 is an apocalyptic number.

60606688440 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 60606688440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96325822080).

60606688440 is an abundant number, since it is smaller than the sum of its proper divisors (132044955720).

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

60606688440 is a wasteful number, since it uses less digits than its factorization.

60606688440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21061 (or 21057 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 60606688440 in words is "sixty billion, six hundred six million, six hundred eighty-eight thousand, four hundred forty".