76578890516983 has 4 divisors (see below), whose sum is σ = 76579115652648. Its totient is φ = 76578665381320.

The previous prime is 76578890516963. The next prime is 76578890517007. The reversal of 76578890516983 is 38961509887567.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76578890516983 - 2⁵ = 76578890516951 is a prime.

It is a super-2 number, since 2×76578890516983² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76578890516897 and 76578890516906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76578890516963) 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, 112056841 + ... + 112738162.

It is an arithmetic number, because the mean of its divisors is an integer number (19144778913162).

Almost surely, 2^{76578890516983} is an apocalyptic number.

76578890516983 is a deficient number, since it is larger than the sum of its proper divisors (225135665).

76578890516983 is a wasteful number, since it uses less digits than its factorization.

76578890516983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225135664.

The product of its (nonzero) digits is 5486745600, while the sum is 82.

The spelling of 76578890516983 in words is "seventy-six trillion, five hundred seventy-eight billion, eight hundred ninety million, five hundred sixteen thousand, nine hundred eighty-three".