60561561511 has 8 divisors (see below), whose sum is σ = 66318367104. Its totient is φ = 54846624120.

The previous prime is 60561561509. The next prime is 60561561539. The reversal of 60561561511 is 11516516506.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 60561561511 - 2¹ = 60561561509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60561561551) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10464021 + ... + 10469806.

It is an arithmetic number, because the mean of its divisors is an integer number (8289795888).

Almost surely, 2^60561561511 is an apocalyptic number.

60561561511 is a deficient number, since it is larger than the sum of its proper divisors (5756805593).

60561561511 is a wasteful number, since it uses less digits than its factorization.

60561561511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20934101.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 60561561511 in words is "sixty billion, five hundred sixty-one million, five hundred sixty-one thousand, five hundred eleven".