61113124774 has 16 divisors (see below), whose sum is σ = 98969886288. Its totient is φ = 28135004832.

The previous prime is 61113124757. The next prime is 61113124817. The reversal of 61113124774 is 47742131116.

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, 2950012 + ... + 2970655.

It is an arithmetic number, because the mean of its divisors is an integer number (6185617893).

Almost surely, 2^61113124774 is an apocalyptic number.

61113124774 is a deficient number, since it is larger than the sum of its proper divisors (37856761514).

61113124774 is a wasteful number, since it uses less digits than its factorization.

61113124774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5921079.

The product of its digits is 28224, while the sum is 37.

The spelling of 61113124774 in words is "sixty-one billion, one hundred thirteen million, one hundred twenty-four thousand, seven hundred seventy-four".