164515321645010 has 192 divisors, whose sum is σ = 360854986003200. Its totient is φ = 52834923079680.

The previous prime is 164515321644917. The next prime is 164515321645019. The reversal of 164515321645010 is 10546123515461.

It is a super-2 number, since 2×164515321645010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164515321645019) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 610690304 + ... + 610959636.

It is an arithmetic number, because the mean of its divisors is an integer number (1879453052100).

Almost surely, 2^{164515321645010} is an apocalyptic number.

164515321645010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164515321645010 is an abundant number, since it is smaller than the sum of its proper divisors (196339664358190).

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

164515321645010 is a wasteful number, since it uses less digits than its factorization.

164515321645010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269637 (or 269596 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 164515321645010 in words is "one hundred sixty-four trillion, five hundred fifteen billion, three hundred twenty-one million, six hundred forty-five thousand, ten".