219608257061 has 8 divisors (see below), whose sum is σ = 231253970880. Its totient is φ = 207971281728.

The previous prime is 219608257027. The next prime is 219608257129. The reversal of 219608257061 is 160752806912.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 219608257061 - 2¹⁸ = 219607994917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 219608256997 and 219608257015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219608257861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132996 + ... + 2233581.

It is an arithmetic number, because the mean of its divisors is an integer number (28906746360).

Almost surely, 2^219608257061 is an apocalyptic number.

It is an amenable number.

219608257061 is a deficient number, since it is larger than the sum of its proper divisors (11645713819).

219608257061 is a wasteful number, since it uses less digits than its factorization.

219608257061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369243.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 219608257061 in words is "two hundred nineteen billion, six hundred eight million, two hundred fifty-seven thousand, sixty-one".