2167761475340 has 12 divisors (see below), whose sum is σ = 4552299098256. Its totient is φ = 867104590128.

The previous prime is 2167761475333. The next prime is 2167761475361. The reversal of 2167761475340 is 435741677612.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54194036864 + ... + 54194036903.

It is an arithmetic number, because the mean of its divisors is an integer number (379358258188).

Almost surely, 2^{2167761475340} is an apocalyptic number.

2167761475340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2167761475340 is an abundant number, since it is smaller than the sum of its proper divisors (2384537622916).

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

2167761475340 is a wasteful number, since it uses less digits than its factorization.

2167761475340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108388073776 (or 108388073774 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 53.

The spelling of 2167761475340 in words is "two trillion, one hundred sixty-seven billion, seven hundred sixty-one million, four hundred seventy-five thousand, three hundred forty".