164961340522 has 32 divisors (see below), whose sum is σ = 286000891200. Its totient is φ = 70525889280.

The previous prime is 164961340517. The next prime is 164961340529. The reversal of 164961340522 is 225043169461.

It is not an unprimeable number, because it can be changed into a prime (164961340529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436953 + ... + 721699.

It is an arithmetic number, because the mean of its divisors is an integer number (8937527850).

Almost surely, 2^164961340522 is an apocalyptic number.

164961340522 is a deficient number, since it is larger than the sum of its proper divisors (121039550678).

164961340522 is a wasteful number, since it uses less digits than its factorization.

164961340522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286326.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 164961340522 in words is "one hundred sixty-four billion, nine hundred sixty-one million, three hundred forty thousand, five hundred twenty-two".