164663970476 has 12 divisors (see below), whose sum is σ = 288164815008. Its totient is φ = 82331166192.

The previous prime is 164663970409. The next prime is 164663970481. The reversal of 164663970476 is 674079366461.

It is a happy number.

It is a super-2 number, since 2×164663970476² (a number of 23 digits) contains 22 as substring.

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, 592490 + ... + 824846.

It is an arithmetic number, because the mean of its divisors is an integer number (24013734584).

Almost surely, 2^164663970476 is an apocalyptic number.

It is an amenable number.

164663970476 is a deficient number, since it is larger than the sum of its proper divisors (123500844532).

164663970476 is a wasteful number, since it uses less digits than its factorization.

164663970476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409528 (or 409526 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 59.

The spelling of 164663970476 in words is "one hundred sixty-four billion, six hundred sixty-three million, nine hundred seventy thousand, four hundred seventy-six".