76606665419 has 8 divisors (see below), whose sum is σ = 77023930368. Its totient is φ = 76190100840.

The previous prime is 76606665407. The next prime is 76606665427. The reversal of 76606665419 is 91456660667.

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 76606665419 - 2¹² = 76606661323 is a prime.

It is a super-2 number, since 2×76606665419² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76606665439) 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, 45014 + ... + 394004.

It is an arithmetic number, because the mean of its divisors is an integer number (9627991296).

Almost surely, 2^76606665419 is an apocalyptic number.

76606665419 is a deficient number, since it is larger than the sum of its proper divisors (417264949).

76606665419 is a wasteful number, since it uses less digits than its factorization.

76606665419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350185.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 76606665419 in words is "seventy-six billion, six hundred six million, six hundred sixty-five thousand, four hundred nineteen".