10521533451045 has 8 divisors (see below), whose sum is σ = 16834453521696. Its totient is φ = 5611484507216.

The previous prime is 10521533451031. The next prime is 10521533451047. The reversal of 10521533451045 is 54015433512501.

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 10521533451045 - 2⁷ = 10521533450917 is a prime.

It is a super-2 number, since 2×10521533451045² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10521533450994 and 10521533451012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10521533451047) 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, 350717781687 + ... + 350717781716.

It is an arithmetic number, because the mean of its divisors is an integer number (2104306690212).

Almost surely, 2^{10521533451045} is an apocalyptic number.

10521533451045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10521533451045 is a deficient number, since it is larger than the sum of its proper divisors (6312920070651).

10521533451045 is an equidigital number, since it uses as much as digits as its factorization.

10521533451045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701435563411.

The product of its (nonzero) digits is 180000, while the sum is 39.

Adding to 10521533451045 its reverse (54015433512501), we get a palindrome (64536966963546).

The spelling of 10521533451045 in words is "ten trillion, five hundred twenty-one billion, five hundred thirty-three million, four hundred fifty-one thousand, forty-five".