76473903617 has 8 divisors (see below), whose sum is σ = 77371765800. Its totient is φ = 75579920640.

The previous prime is 76473903559. The next prime is 76473903619. The reversal of 76473903617 is 71630937467.

It can be written as a sum of positive squares in 4 ways, for example, as 961062001 + 75512841616 = 31001^2 + 274796^2 .

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 76473903617 - 2¹⁸ = 76473641473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76473903619) 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, 930134 + ... + 1009007.

It is an arithmetic number, because the mean of its divisors is an integer number (9671470725).

Almost surely, 2^76473903617 is an apocalyptic number.

It is an amenable number.

76473903617 is a deficient number, since it is larger than the sum of its proper divisors (897862183).

76473903617 is a wasteful number, since it uses less digits than its factorization.

76473903617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939603.

The product of its (nonzero) digits is 4000752, while the sum is 53.

The spelling of 76473903617 in words is "seventy-six billion, four hundred seventy-three million, nine hundred three thousand, six hundred seventeen".