61600766424 has 32 divisors (see below), whose sum is σ = 154143138240. Its totient is φ = 20514759200.

The previous prime is 61600766417. The next prime is 61600766431. The reversal of 61600766424 is 42466700616.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (61600766417) and next prime (61600766431).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150122 + ... + 1202489.

It is an arithmetic number, because the mean of its divisors is an integer number (4816973070).

Almost surely, 2^61600766424 is an apocalyptic number.

It is an amenable number.

61600766424 is an abundant number, since it is smaller than the sum of its proper divisors (92542371816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61600766424 is a wasteful number, since it uses less digits than its factorization.

61600766424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353711 (or 2353707 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 61600766424 in words is "sixty-one billion, six hundred million, seven hundred sixty-six thousand, four hundred twenty-four".