61196206135 has 8 divisors (see below), whose sum is σ = 73819927296. Its totient is φ = 48700644960.

The previous prime is 61196206103. The next prime is 61196206153. The reversal of 61196206135 is 53160269116.

It is a happy number.

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

It is not a de Polignac number, because 61196206135 - 2⁵ = 61196206103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32038944 + ... + 32040853.

It is an arithmetic number, because the mean of its divisors is an integer number (9227490912).

Almost surely, 2^61196206135 is an apocalyptic number.

61196206135 is a deficient number, since it is larger than the sum of its proper divisors (12623721161).

61196206135 is a wasteful number, since it uses less digits than its factorization.

61196206135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64079993.

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 61196206135 in words is "sixty-one billion, one hundred ninety-six million, two hundred six thousand, one hundred thirty-five".