32150013428 has 24 divisors (see below), whose sum is σ = 60629577288. Its totient is φ = 14828875776.

The previous prime is 32150013407. The next prime is 32150013443. The reversal of 32150013428 is 82431005123.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 706921744 + 31443091684 = 26588^2 + 177322^2 .

It is a super-2 number, since 2×32150013428² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32150013428.

It is a congruent number.

It is an unprimeable number.

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, 118301 + ... + 279812.

It is an arithmetic number, because the mean of its divisors is an integer number (2526232387).

Almost surely, 2^32150013428 is an apocalyptic number.

It is an amenable number.

32150013428 is a deficient number, since it is larger than the sum of its proper divisors (28479563860).

32150013428 is a wasteful number, since it uses less digits than its factorization.

32150013428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399683 (or 399681 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 32150013428 in words is "thirty-two billion, one hundred fifty million, thirteen thousand, four hundred twenty-eight".