64576099422 has 48 divisors (see below), whose sum is σ = 146917547280. Its totient is φ = 21024744048.

The previous prime is 64576099369. The next prime is 64576099429. The reversal of 64576099422 is 22499067546.

64576099422 is a `hidden beast` number, since 6 + 4 + 5 + 7 + 609 + 9 + 4 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64576099429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223533 + ... + 423224.

It is an arithmetic number, because the mean of its divisors is an integer number (3060782235).

Almost surely, 2^64576099422 is an apocalyptic number.

64576099422 is an abundant number, since it is smaller than the sum of its proper divisors (82341447858).

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

64576099422 is a wasteful number, since it uses less digits than its factorization.

64576099422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646854 (or 646805 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 64576099422 in words is "sixty-four billion, five hundred seventy-six million, ninety-nine thousand, four hundred twenty-two".