32002640534 has 16 divisors (see below), whose sum is σ = 48450981168. Its totient is φ = 15852933792.

The previous prime is 32002640531. The next prime is 32002640587. The reversal of 32002640534 is 43504620023.

It is a super-2 number, since 2×32002640534² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32002640497 and 32002640506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32002640531) 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 7 ways as a sum of consecutive naturals, for example, 51497 + ... + 258180.

It is an arithmetic number, because the mean of its divisors is an integer number (3028186323).

Almost surely, 2^32002640534 is an apocalyptic number.

32002640534 is a deficient number, since it is larger than the sum of its proper divisors (16448340634).

32002640534 is a wasteful number, since it uses less digits than its factorization.

32002640534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310159.

The product of its (nonzero) digits is 17280, while the sum is 29.

The spelling of 32002640534 in words is "thirty-two billion, two million, six hundred forty thousand, five hundred thirty-four".