61115500006 has 8 divisors (see below), whose sum is σ = 100007181864. Its totient is φ = 27779772720.

The previous prime is 61115499961. The next prime is 61115500037. The reversal of 61115500006 is 60000551116.

61115500006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388988615 + ... + 1388988658.

It is an arithmetic number, because the mean of its divisors is an integer number (12500897733).

Almost surely, 2^61115500006 is an apocalyptic number.

61115500006 is a deficient number, since it is larger than the sum of its proper divisors (38891681858).

61115500006 is a wasteful number, since it uses less digits than its factorization.

61115500006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777977286.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 61115500006 in words is "sixty-one billion, one hundred fifteen million, five hundred thousand, six".