61313126435 has 16 divisors (see below), whose sum is σ = 81972214272. Its totient is φ = 43642610400.

The previous prime is 61313126419. The next prime is 61313126443. The reversal of 61313126435 is 53462131316.

It is not a de Polignac number, because 61313126435 - 2⁴ = 61313126419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61313126395 and 61313126404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11856821 + ... + 11861990.

It is an arithmetic number, because the mean of its divisors is an integer number (5123263392).

Almost surely, 2^61313126435 is an apocalyptic number.

61313126435 is a deficient number, since it is larger than the sum of its proper divisors (20659087837).

61313126435 is a wasteful number, since it uses less digits than its factorization.

61313126435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23718874.

The product of its digits is 38880, while the sum is 35.

The spelling of 61313126435 in words is "sixty-one billion, three hundred thirteen million, one hundred twenty-six thousand, four hundred thirty-five".