167061640000 has 70 divisors (see below), whose sum is σ = 414258671354. Its totient is φ = 66824640000.

The previous prime is 167061639977. The next prime is 167061640007. The reversal of 167061640000 is 46160761.

It can be written as a sum of positive squares in 5 ways, for example, as 43574057536 + 123487582464 = 208744^2 + 351408^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167061640007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2048271 + ... + 2128270.

Almost surely, 2^167061640000 is an apocalyptic number.

167061640000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

167061640000 is an abundant number, since it is smaller than the sum of its proper divisors (247197031354).

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

167061640000 is an frugal number, since it uses more digits than its factorization.

167061640000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176573 (or 4176548 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 167061640000 in words is "one hundred sixty-seven billion, sixty-one million, six hundred forty thousand".