61050561001001 has 8 divisors (see below), whose sum is σ = 71723736001344. Its totient is φ = 51231240000720.

The previous prime is 61050561000997. The next prime is 61050561001007. The reversal of 61050561001001 is 10010016505016.

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

It is not a de Polignac number, because 61050561001001 - 2² = 61050561000997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61050561001007) 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, 213463499861 + ... + 213463500146.

It is an arithmetic number, because the mean of its divisors is an integer number (8965467000168).

Almost surely, 2^{61050561001001} is an apocalyptic number.

It is an amenable number.

61050561001001 is a deficient number, since it is larger than the sum of its proper divisors (10673175000343).

61050561001001 is a wasteful number, since it uses less digits than its factorization.

61050561001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426927000031.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 61050561001001 its reverse (10010016505016), we get a palindrome (71060577506017).

The spelling of 61050561001001 in words is "sixty-one trillion, fifty billion, five hundred sixty-one million, one thousand, one".