10532321890 has 16 divisors (see below), whose sum is σ = 18987223608. Its totient is φ = 4206474496.

The previous prime is 10532321887. The next prime is 10532321893. The reversal of 10532321890 is 9812323501.

It is an interprime number because it is at equal distance from previous prime (10532321887) and next prime (10532321893).

It can be written as a sum of positive squares in 4 ways, for example, as 4210322769 + 6321999121 = 64887^2 + 79511^2 .

It is a super-2 number, since 2×10532321890² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10532321893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799927 + ... + 812986.

Almost surely, 2^10532321890 is an apocalyptic number.

10532321890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10532321890 is a deficient number, since it is larger than the sum of its proper divisors (8454901718).

10532321890 is a wasteful number, since it uses less digits than its factorization.

10532321890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613573.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 10532321890 in words is "ten billion, five hundred thirty-two million, three hundred twenty-one thousand, eight hundred ninety".