10554313521 has 8 divisors (see below), whose sum is σ = 14415647904. Its totient is φ = 6864594080.

The previous prime is 10554313499. The next prime is 10554313559. The reversal of 10554313521 is 12531345501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10554313521 - 2⁶ = 10554313457 is a prime.

It is a super-2 number, since 2×10554313521² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10554314521) 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, 42903591 + ... + 42903836.

It is an arithmetic number, because the mean of its divisors is an integer number (1801955988).

Almost surely, 2^10554313521 is an apocalyptic number.

It is an amenable number.

10554313521 is a deficient number, since it is larger than the sum of its proper divisors (3861334383).

10554313521 is an equidigital number, since it uses as much as digits as its factorization.

10554313521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85807471.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 10554313521 in words is "ten billion, five hundred fifty-four million, three hundred thirteen thousand, five hundred twenty-one".