67962161601 has 12 divisors (see below), whose sum is σ = 98588889828. Its totient is φ = 45113650944.

The previous prime is 67962161567. The next prime is 67962161611. The reversal of 67962161601 is 10616126976.

67962161601 is a `hidden beast` number, since 6 + 7 + 9 + 6 + 21 + 616 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 15302927025 + 52659234576 = 123705^2 + 229476^2 .

It is not a de Polignac number, because 67962161601 - 2⁹ = 67962161089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67962161611) 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 11 ways as a sum of consecutive naturals, for example, 16202520 + ... + 16206713.

It is an arithmetic number, because the mean of its divisors is an integer number (8215740819).

Almost surely, 2^67962161601 is an apocalyptic number.

It is an amenable number.

67962161601 is a deficient number, since it is larger than the sum of its proper divisors (30626728227).

67962161601 is a wasteful number, since it uses less digits than its factorization.

67962161601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32409472 (or 32409469 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 67962161601 in words is "sixty-seven billion, nine hundred sixty-two million, one hundred sixty-one thousand, six hundred one".