1067681530553 has 32 divisors (see below), whose sum is σ = 1217920499712. Its totient is φ = 926483976000.

The previous prime is 1067681530547. The next prime is 1067681530577. The reversal of 1067681530553 is 3550351867601.

It is a happy number.

It is not a de Polignac number, because 1067681530553 - 2⁴ = 1067681530537 is a prime.

It is a super-2 number, since 2×1067681530553² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1067681430553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316535975 + ... + 316539347.

It is an arithmetic number, because the mean of its divisors is an integer number (38060015616).

Almost surely, 2^{1067681530553} is an apocalyptic number.

It is an amenable number.

1067681530553 is a deficient number, since it is larger than the sum of its proper divisors (150238969159).

1067681530553 is a wasteful number, since it uses less digits than its factorization.

1067681530553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645.

The product of its (nonzero) digits is 2268000, while the sum is 50.

The spelling of 1067681530553 in words is "one trillion, sixty-seven billion, six hundred eighty-one million, five hundred thirty thousand, five hundred fifty-three".