61247372048774 has 16 divisors (see below), whose sum is σ = 92020478891280. Its totient is φ = 30573880164000.

The previous prime is 61247372048743. The next prime is 61247372048809. The reversal of 61247372048774 is 47784027374216.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145097024 + ... + 145518524.

It is an arithmetic number, because the mean of its divisors is an integer number (5751279930705).

Almost surely, 2^{61247372048774} is an apocalyptic number.

61247372048774 is a deficient number, since it is larger than the sum of its proper divisors (30773106842506).

61247372048774 is a wasteful number, since it uses less digits than its factorization.

61247372048774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539495.

The product of its (nonzero) digits is 88510464, while the sum is 62.

The spelling of 61247372048774 in words is "sixty-one trillion, two hundred forty-seven billion, three hundred seventy-two million, forty-eight thousand, seven hundred seventy-four".