164511006244051 has 4 divisors (see below), whose sum is σ = 164524176619704. Its totient is φ = 164497835868400.

The previous prime is 164511006244033. The next prime is 164511006244061. The reversal of 164511006244051 is 150442600115461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164511006244051 - 2¹⁹ = 164511005719763 is a prime.

It is a super-2 number, since 2×164511006244051² (a number of 29 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 = 164511006243995 and 164511006244013.

It is not an unprimeable number, because it can be changed into a prime (164511006244061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6585169090 + ... + 6585194071.

It is an arithmetic number, because the mean of its divisors is an integer number (41131044154926).

Almost surely, 2^{164511006244051} is an apocalyptic number.

164511006244051 is a deficient number, since it is larger than the sum of its proper divisors (13170375653).

164511006244051 is a wasteful number, since it uses less digits than its factorization.

164511006244051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13170375652.

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 164511006244051 in words is "one hundred sixty-four trillion, five hundred eleven billion, six million, two hundred forty-four thousand, fifty-one".