60561308987376 has 120 divisors (see below), whose sum is σ = 162932549363712. Its totient is φ = 19382078217600.

The previous prime is 60561308987359. The next prime is 60561308987419. The reversal of 60561308987376 is 67378980316506.

It is a self number, because there is not a number n which added to its sum of digits gives 60561308987376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 689371 + ... + 11027141.

Almost surely, 2^{60561308987376} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60561308987376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81466274681856).

60561308987376 is an abundant number, since it is smaller than the sum of its proper divisors (102371240376336).

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

60561308987376 is a wasteful number, since it uses less digits than its factorization.

60561308987376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10337971 (or 10337934 counting only the distinct ones).

The product of its (nonzero) digits is 274337280, while the sum is 69.

The spelling of 60561308987376 in words is "sixty trillion, five hundred sixty-one billion, three hundred eight million, nine hundred eighty-seven thousand, three hundred seventy-six".