164343264202251 has 12 divisors (see below), whose sum is σ = 249878647325320. Its totient is φ = 103795745811840.

The previous prime is 164343264202219. The next prime is 164343264202253. The reversal of 164343264202251 is 152202462343461.

164343264202251 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 432 + 6 + 4 + 202 + 2 + 5 + 1 = 666.

It is not a de Polignac number, because 164343264202251 - 2⁵ = 164343264202219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164343264202197 and 164343264202206.

It is not an unprimeable number, because it can be changed into a prime (164343264202253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480535860070 + ... + 480535860411.

Almost surely, 2^{164343264202251} is an apocalyptic number.

164343264202251 is a deficient number, since it is larger than the sum of its proper divisors (85535383123069).

164343264202251 is a wasteful number, since it uses less digits than its factorization.

164343264202251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961071720506 (or 961071720503 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 164343264202251 in words is "one hundred sixty-four trillion, three hundred forty-three billion, two hundred sixty-four million, two hundred two thousand, two hundred fifty-one".