164465506131 has 8 divisors (see below), whose sum is σ = 219657137040. Its totient is φ = 109458772992.

The previous prime is 164465506103. The next prime is 164465506151. The reversal of 164465506131 is 131605564461.

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

It is not a de Polignac number, because 164465506131 - 2³⁰ = 163391764307 is a prime.

It is a super-2 number, since 2×164465506131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164465506151) 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, 46222366 + ... + 46225923.

It is an arithmetic number, because the mean of its divisors is an integer number (27457142130).

Almost surely, 2^164465506131 is an apocalyptic number.

164465506131 is a deficient number, since it is larger than the sum of its proper divisors (55191630909).

164465506131 is an equidigital number, since it uses as much as digits as its factorization.

164465506131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92448885.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 164465506131 in words is "one hundred sixty-four billion, four hundred sixty-five million, five hundred six thousand, one hundred thirty-one".