10549373820 has 96 divisors (see below), whose sum is σ = 29709421056. Its totient is φ = 2796921600.

The previous prime is 10549373803. The next prime is 10549373827. The reversal of 10549373820 is 2837394501.

It is a super-2 number, since 2×10549373820² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10549373827) 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 31 ways as a sum of consecutive naturals, for example, 12849010 + ... + 12849830.

It is an arithmetic number, because the mean of its divisors is an integer number (309473136).

Almost surely, 2^10549373820 is an apocalyptic number.

10549373820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10549373820 is an abundant number, since it is smaller than the sum of its proper divisors (19160047236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10549373820 is a wasteful number, since it uses less digits than its factorization.

10549373820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811 (or 1809 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 10549373820 in words is "ten billion, five hundred forty-nine million, three hundred seventy-three thousand, eight hundred twenty".