60561561510 has 192 divisors, whose sum is σ = 166164590592. Its totient is φ = 15273992448.

The previous prime is 60561561509. The next prime is 60561561539. The reversal of 60561561510 is 1516516506.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 99771627 + ... + 99772233.

It is an arithmetic number, because the mean of its divisors is an integer number (865440576).

Almost surely, 2^60561561510 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60561561510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83082295296).

60561561510 is an abundant number, since it is smaller than the sum of its proper divisors (105603029082).

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

60561561510 is a wasteful number, since it uses less digits than its factorization.

60561561510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107 (or 1104 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 60561561510 in words is "sixty billion, five hundred sixty-one million, five hundred sixty-one thousand, five hundred ten".