10821550043154 has 16 divisors (see below), whose sum is σ = 21644143728192. Its totient is φ = 3607009407408.

The previous prime is 10821550043137. The next prime is 10821550043273. The reversal of 10821550043154 is 45134005512801.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43350249 + ... + 43599164.

It is an arithmetic number, because the mean of its divisors is an integer number (1352758983012).

Almost surely, 2^{10821550043154} is an apocalyptic number.

10821550043154 is an abundant number, since it is smaller than the sum of its proper divisors (10822593685038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10821550043154 is a wasteful number, since it uses less digits than its factorization.

10821550043154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86970161.

The product of its (nonzero) digits is 96000, while the sum is 39.

Adding to 10821550043154 its reverse (45134005512801), we get a palindrome (55955555555955).

The spelling of 10821550043154 in words is "ten trillion, eight hundred twenty-one billion, five hundred fifty million, forty-three thousand, one hundred fifty-four".