6567161601020 has 12 divisors (see below), whose sum is σ = 13791039362184. Its totient is φ = 2626864640400.

The previous prime is 6567161601017. The next prime is 6567161601029. The reversal of 6567161601020 is 201061617656.

It is a super-2 number, since 2×6567161601020² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6567161601029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164179040006 + ... + 164179040045.

It is an arithmetic number, because the mean of its divisors is an integer number (1149253280182).

Almost surely, 2^{6567161601020} is an apocalyptic number.

It is an amenable number.

6567161601020 is an abundant number, since it is smaller than the sum of its proper divisors (7223877761164).

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

6567161601020 is a wasteful number, since it uses less digits than its factorization.

6567161601020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328358080060 (or 328358080058 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 6567161601020 in words is "six trillion, five hundred sixty-seven billion, one hundred sixty-one million, six hundred one thousand, twenty".