10521350042039 has 8 divisors (see below), whose sum is σ = 10805751537888. Its totient is φ = 10236950687520.

The previous prime is 10521350042009. The next prime is 10521350042107. The reversal of 10521350042039 is 93024005312501.

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 10521350042039 - 2¹⁶ = 10521349976503 is a prime.

It is a super-2 number, since 2×10521350042039² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10521350042009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17779949 + ... + 18362169.

It is an arithmetic number, because the mean of its divisors is an integer number (1350718942236).

Almost surely, 2^{10521350042039} is an apocalyptic number.

10521350042039 is a deficient number, since it is larger than the sum of its proper divisors (284401495849).

10521350042039 is an equidigital number, since it uses as much as digits as its factorization.

10521350042039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070665.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 10521350042039 in words is "ten trillion, five hundred twenty-one billion, three hundred fifty million, forty-two thousand, thirty-nine".