10521343435402 has 8 divisors (see below), whose sum is σ = 16117802709696. Its totient is φ = 5148742532172.

The previous prime is 10521343435399. The next prime is 10521343435417. The reversal of 10521343435402 is 20453434312501.

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

It is a super-2 number, since 2×10521343435402² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55964592648 + ... + 55964592835.

It is an arithmetic number, because the mean of its divisors is an integer number (2014725338712).

Almost surely, 2^{10521343435402} is an apocalyptic number.

10521343435402 is a deficient number, since it is larger than the sum of its proper divisors (5596459274294).

10521343435402 is a wasteful number, since it uses less digits than its factorization.

10521343435402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111929185532.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 10521343435402 its reverse (20453434312501), we get a palindrome (30974777747903).

The spelling of 10521343435402 in words is "ten trillion, five hundred twenty-one billion, three hundred forty-three million, four hundred thirty-five thousand, four hundred two".