164350011451 has 2 divisors, whose sum is σ = 164350011452. Its totient is φ = 164350011450.

The previous prime is 164350011379. The next prime is 164350011473. The reversal of 164350011451 is 154110053461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164350011451 - 2⁷ = 164350011323 is a prime.

It is a super-2 number, since 2×164350011451² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (164350011491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82175005725 + 82175005726.

It is an arithmetic number, because the mean of its divisors is an integer number (82175005726).

Almost surely, 2^164350011451 is an apocalyptic number.

164350011451 is a deficient number, since it is larger than the sum of its proper divisors (1).

164350011451 is an equidigital number, since it uses as much as digits as its factorization.

164350011451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 164350011451 in words is "one hundred sixty-four billion, three hundred fifty million, eleven thousand, four hundred fifty-one".