1067956764642 has 16 divisors (see below), whose sum is σ = 2373237254880. Its totient is φ = 355985588196.

The previous prime is 1067956764557. The next prime is 1067956764643. The reversal of 1067956764642 is 2464676597601.

1067956764642 is a `hidden beast` number, since 1 + 0 + 6 + 7 + 9 + 567 + 6 + 4 + 64 + 2 = 666.

It is a super-2 number, since 2×1067956764642² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1067956764642.

It is not an unprimeable number, because it can be changed into a prime (1067956764643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9888488508 + ... + 9888488615.

It is an arithmetic number, because the mean of its divisors is an integer number (148327328430).

Almost surely, 2^{1067956764642} is an apocalyptic number.

1067956764642 is an abundant number, since it is smaller than the sum of its proper divisors (1305280490238).

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

1067956764642 is a wasteful number, since it uses less digits than its factorization.

1067956764642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19776977134 (or 19776977128 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 63.

The spelling of 1067956764642 in words is "one trillion, sixty-seven billion, nine hundred fifty-six million, seven hundred sixty-four thousand, six hundred forty-two".