60561604637 has 8 divisors (see below), whose sum is σ = 61454090880. Its totient is φ = 59670215920.

The previous prime is 60561604633. The next prime is 60561604639. The reversal of 60561604637 is 73640616506.

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 60561604637 - 2² = 60561604633 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60561604633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162878 + ... + 384255.

It is an arithmetic number, because the mean of its divisors is an integer number (7681761360).

Almost surely, 2^60561604637 is an apocalyptic number.

It is an amenable number.

60561604637 is a deficient number, since it is larger than the sum of its proper divisors (892486243).

60561604637 is a wasteful number, since it uses less digits than its factorization.

60561604637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548763.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 60561604637 in words is "sixty billion, five hundred sixty-one million, six hundred four thousand, six hundred thirty-seven".