10398820511 has 8 divisors (see below), whose sum is σ = 10750603104. Its totient is φ = 10050760800.

The previous prime is 10398820499. The next prime is 10398820541. The reversal of 10398820511 is 11502889301.

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 10398820511 - 2¹⁴ = 10398804127 is a prime.

It is a super-2 number, since 2×10398820511² (a number of 21 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 (10398820541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925040 + ... + 936213.

It is an arithmetic number, because the mean of its divisors is an integer number (1343825388).

Almost surely, 2^10398820511 is an apocalyptic number.

10398820511 is a deficient number, since it is larger than the sum of its proper divisors (351782593).

10398820511 is a wasteful number, since it uses less digits than its factorization.

10398820511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861441.

The product of its (nonzero) digits is 17280, while the sum is 38.

The spelling of 10398820511 in words is "ten billion, three hundred ninety-eight million, eight hundred twenty thousand, five hundred eleven".