164031150545 has 32 divisors (see below), whose sum is σ = 201301977600. Its totient is φ = 128282990080.

The previous prime is 164031150541. The next prime is 164031150581. The reversal of 164031150545 is 545051130461.

It is not a de Polignac number, because 164031150545 - 2² = 164031150541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164031150541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34220669 + ... + 34225461.

It is an arithmetic number, because the mean of its divisors is an integer number (6290686800).

Almost surely, 2^164031150545 is an apocalyptic number.

It is an amenable number.

164031150545 is a deficient number, since it is larger than the sum of its proper divisors (37270827055).

164031150545 is a wasteful number, since it uses less digits than its factorization.

164031150545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5665.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 164031150545 in words is "one hundred sixty-four billion, thirty-one million, one hundred fifty thousand, five hundred forty-five".