164700999276 has 144 divisors (see below), whose sum is σ = 440122666368. Its totient is φ = 47536473600.

The previous prime is 164700999269. The next prime is 164700999277. The reversal of 164700999276 is 672999007461.

It is not an unprimeable number, because it can be changed into a prime (164700999277) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16823655 + ... + 16833441.

Almost surely, 2^164700999276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164700999276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220061333184).

164700999276 is an abundant number, since it is smaller than the sum of its proper divisors (275421667092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164700999276 is a wasteful number, since it uses less digits than its factorization.

164700999276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092 (or 10067 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 60.

The spelling of 164700999276 in words is "one hundred sixty-four billion, seven hundred million, nine hundred ninety-nine thousand, two hundred seventy-six".