2667523128 has 32 divisors (see below), whose sum is σ = 6672134400. Its totient is φ = 888730848.

The previous prime is 2667523127. The next prime is 2667523223. The reversal of 2667523128 is 8213257662.

It is a self number, because there is not a number n which added to its sum of digits gives 2667523128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2667523127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23313 + ... + 76671.

It is an arithmetic number, because the mean of its divisors is an integer number (208504200).

Almost surely, 2^2667523128 is an apocalyptic number.

It is an amenable number.

2667523128 is an abundant number, since it is smaller than the sum of its proper divisors (4004611272).

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

2667523128 is a wasteful number, since it uses less digits than its factorization.

2667523128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55451 (or 55447 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 2667523128 is about 51648.0699348969. The cubic root of 2667523128 is about 1386.8709920908.

The spelling of 2667523128 in words is "two billion, six hundred sixty-seven million, five hundred twenty-three thousand, one hundred twenty-eight".