164897300549 has 8 divisors (see below), whose sum is σ = 169580030400. Its totient is φ = 160253112096.

The previous prime is 164897300543. The next prime is 164897300593. The reversal of 164897300549 is 945003798461.

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

It is a cyclic number.

It is not a de Polignac number, because 164897300549 - 2³² = 160602333253 is a prime.

It is a super-2 number, since 2×164897300549² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164897300494 and 164897300503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164897300543) 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, 9626672 + ... + 9643785.

It is an arithmetic number, because the mean of its divisors is an integer number (21197503800).

Almost surely, 2^164897300549 is an apocalyptic number.

It is an amenable number.

164897300549 is a deficient number, since it is larger than the sum of its proper divisors (4682729851).

164897300549 is a wasteful number, since it uses less digits than its factorization.

164897300549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19270699.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 164897300549 in words is "one hundred sixty-four billion, eight hundred ninety-seven million, three hundred thousand, five hundred forty-nine".