164355251000 has 32 divisors (see below), whose sum is σ = 384591289680. Its totient is φ = 65742100000.

The previous prime is 164355250993. The next prime is 164355251003. The reversal of 164355251000 is 152553461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164355251003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82176626 + ... + 82178625.

Almost surely, 2^164355251000 is an apocalyptic number.

164355251000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164355251000 is an abundant number, since it is smaller than the sum of its proper divisors (220236038680).

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

164355251000 is a wasteful number, since it uses less digits than its factorization.

164355251000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164355272 (or 164355258 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 164355251000 in words is "one hundred sixty-four billion, three hundred fifty-five million, two hundred fifty-one thousand".