1053544221550 has 96 divisors (see below), whose sum is σ = 2036483388864. Its totient is φ = 405181440000.

The previous prime is 1053544221533. The next prime is 1053544221617. The reversal of 1053544221550 is 551224453501.

It is a super-2 number, since 2×1053544221550² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 53904780 + ... + 53924320.

It is an arithmetic number, because the mean of its divisors is an integer number (21213368634).

Almost surely, 2^{1053544221550} is an apocalyptic number.

1053544221550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053544221550 is a deficient number, since it is larger than the sum of its proper divisors (982939167314).

1053544221550 is a wasteful number, since it uses less digits than its factorization.

1053544221550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19934 (or 19929 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 1053544221550 in words is "one trillion, fifty-three billion, five hundred forty-four million, two hundred twenty-one thousand, five hundred fifty".