60556111061611 has 4 divisors (see below), whose sum is σ = 66061212067224. Its totient is φ = 55051010056000.

The previous prime is 60556111061599. The next prime is 60556111061647. The reversal of 60556111061611 is 11616011165506.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60556111061611 - 2²¹ = 60556108964459 is a prime.

It is a super-2 number, since 2×60556111061611² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60556111062611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2752550502790 + ... + 2752550502811.

It is an arithmetic number, because the mean of its divisors is an integer number (16515303016806).

Almost surely, 2^{60556111061611} is an apocalyptic number.

60556111061611 is a deficient number, since it is larger than the sum of its proper divisors (5505101005613).

60556111061611 is a wasteful number, since it uses less digits than its factorization.

60556111061611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505101005612.

The product of its (nonzero) digits is 32400, while the sum is 40.

The spelling of 60556111061611 in words is "sixty trillion, five hundred fifty-six billion, one hundred eleven million, sixty-one thousand, six hundred eleven".