2195005559964 has 36 divisors (see below), whose sum is σ = 5957872235784. Its totient is φ = 627144445536.

The previous prime is 2195005559959. The next prime is 2195005559969. The reversal of 2195005559964 is 4699555005912.

It is an interprime number because it is at equal distance from previous prime (2195005559959) and next prime (2195005559969).

It is a junction number, because it is equal to n+sod(n) for n = 2195005559898 and 2195005559907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195005559969) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1866500739 + ... + 1866501914.

It is an arithmetic number, because the mean of its divisors is an integer number (165496450994).

Almost surely, 2^{2195005559964} is an apocalyptic number.

It is an amenable number.

2195005559964 is an abundant number, since it is smaller than the sum of its proper divisors (3762866675820).

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

2195005559964 is a wasteful number, since it uses less digits than its factorization.

2195005559964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733002674 (or 3733002665 counting only the distinct ones).

The product of its (nonzero) digits is 21870000, while the sum is 60.

The spelling of 2195005559964 in words is "two trillion, one hundred ninety-five billion, five million, five hundred fifty-nine thousand, nine hundred sixty-four".