61051101051061 has 32 divisors (see below), whose sum is σ = 68172268142592. Its totient is φ = 54659154550000.

The previous prime is 61051101051037. The next prime is 61051101051119. The reversal of 61051101051061 is 16015010115016.

61051101051061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61051101051061 - 2⁹ = 61051101050549 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 (61051101001061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85735836 + ... + 86444986.

It is an arithmetic number, because the mean of its divisors is an integer number (2130383379456).

Almost surely, 2^{61051101051061} is an apocalyptic number.

It is an amenable number.

61051101051061 is a deficient number, since it is larger than the sum of its proper divisors (7121167091531).

61051101051061 is an equidigital number, since it uses as much as digits as its factorization.

61051101051061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710166 (or 710144 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 28.

Adding to 61051101051061 its reverse (16015010115016), we get a palindrome (77066111166077).

The spelling of 61051101051061 in words is "sixty-one trillion, fifty-one billion, one hundred one million, fifty-one thousand, sixty-one".