164473147522 has 8 divisors (see below), whose sum is σ = 257436230976. Its totient is φ = 78661070532.

The previous prime is 164473147519. The next prime is 164473147543. The reversal of 164473147522 is 225741374461.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 3575503207 = 164473147522 / (1 + 6 + 4 + 4 + 7 + 3 + 1 + 4 + 7 + 5 + 2 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1787751558 + ... + 1787751649.

It is an arithmetic number, because the mean of its divisors is an integer number (32179528872).

Almost surely, 2^164473147522 is an apocalyptic number.

164473147522 is a deficient number, since it is larger than the sum of its proper divisors (92963083454).

164473147522 is a wasteful number, since it uses less digits than its factorization.

164473147522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3575503232.

The product of its digits is 1128960, while the sum is 46.

The spelling of 164473147522 in words is "one hundred sixty-four billion, four hundred seventy-three million, one hundred forty-seven thousand, five hundred twenty-two".