61168496797 has 4 divisors (see below), whose sum is σ = 62205251040. Its totient is φ = 60131742556.

The previous prime is 61168496771. The next prime is 61168496861. The reversal of 61168496797 is 79769486116.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61168496797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61168496197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518377033 + ... + 518377150.

It is an arithmetic number, because the mean of its divisors is an integer number (15551312760).

Almost surely, 2^61168496797 is an apocalyptic number.

It is an amenable number.

61168496797 is a deficient number, since it is larger than the sum of its proper divisors (1036754243).

61168496797 is a wasteful number, since it uses less digits than its factorization.

61168496797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036754242.

The product of its digits is 27433728, while the sum is 64.

The spelling of 61168496797 in words is "sixty-one billion, one hundred sixty-eight million, four hundred ninety-six thousand, seven hundred ninety-seven".