10328637428 has 12 divisors (see below), whose sum is σ = 18152692740. Its totient is φ = 5142153792.

The previous prime is 10328637427. The next prime is 10328637433. The reversal of 10328637428 is 82473682301.

It can be written as a sum of positive squares in 2 ways, for example, as 5396665444 + 4931971984 = 73462^2 + 70228^2 .

It is a super-2 number, since 2×10328637428² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10328637427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5540183 + ... + 5542046.

It is an arithmetic number, because the mean of its divisors is an integer number (1512724395).

Almost surely, 2^10328637428 is an apocalyptic number.

It is an amenable number.

10328637428 is a deficient number, since it is larger than the sum of its proper divisors (7824055312).

10328637428 is a wasteful number, since it uses less digits than its factorization.

10328637428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11082466 (or 11082464 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 10328637428 in words is "ten billion, three hundred twenty-eight million, six hundred thirty-seven thousand, four hundred twenty-eight".