76473918045 has 240 divisors, whose sum is σ = 169288796160. Its totient is φ = 32838172416.

The previous prime is 76473918029. The next prime is 76473918049. The reversal of 76473918045 is 54081937467.

76473918045 is a `hidden beast` number, since 7 + 6 + 473 + 91 + 80 + 4 + 5 = 666.

It is not a de Polignac number, because 76473918045 - 2⁴ = 76473918029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76473917982 and 76473918000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76473918049) by changing a digit.

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 239 ways as a sum of consecutive naturals, for example, 47885187 + ... + 47886783.

It is an arithmetic number, because the mean of its divisors is an integer number (705369984).

Almost surely, 2^76473918045 is an apocalyptic number.

It is an amenable number.

76473918045 is an abundant number, since it is smaller than the sum of its proper divisors (92814878115).

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

76473918045 is a wasteful number, since it uses less digits than its factorization.

76473918045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774 (or 1758 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 76473918045 in words is "seventy-six billion, four hundred seventy-three million, nine hundred eighteen thousand, forty-five".