2032664643477 has 24 divisors (see below), whose sum is σ = 3164573392344. Its totient is φ = 1249821955584.

The previous prime is 2032664643473. The next prime is 2032664643593. The reversal of 2032664643477 is 7743464662302.

It is a happy number.

2032664643477 is a `hidden beast` number, since 2 + 0 + 32 + 66 + 46 + 43 + 477 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 17374930596 + 2015289712881 = 131814^2 + 1419609^2 .

It is not a de Polignac number, because 2032664643477 - 2² = 2032664643473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032664643473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7141728 + ... + 7420889.

It is an arithmetic number, because the mean of its divisors is an integer number (131857224681).

Almost surely, 2^{2032664643477} is an apocalyptic number.

It is an amenable number.

2032664643477 is a deficient number, since it is larger than the sum of its proper divisors (1131908748867).

2032664643477 is a wasteful number, since it uses less digits than its factorization.

2032664643477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14563829 (or 14563826 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 54.

It can be divided in two parts, 2032664 and 643477, that added together give a triangular number (2676141 = T₂₃₁₃).

The spelling of 2032664643477 in words is "two trillion, thirty-two billion, six hundred sixty-four million, six hundred forty-three thousand, four hundred seventy-seven".