1067012731764 has 54 divisors (see below), whose sum is σ = 3137525537874. Its totient is φ = 304860780000.

The previous prime is 1067012731739. The next prime is 1067012731843. The reversal of 1067012731764 is 4671372107601.

It can be written as a sum of positive squares in only one way, i.e., 1054437352164 + 12575379600 = 1026858^2 + 112140^2 .

It is a super-2 number, since 2×1067012731764² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 302439487 + ... + 302443014.

Almost surely, 2^{1067012731764} is an apocalyptic number.

1067012731764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1067012731764 is an abundant number, since it is smaller than the sum of its proper divisors (2070512806110).

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

1067012731764 is a wasteful number, since it uses less digits than its factorization.

1067012731764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604882525 (or 604882513 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The spelling of 1067012731764 in words is "one trillion, sixty-seven billion, twelve million, seven hundred thirty-one thousand, seven hundred sixty-four".