2197345604216 has 32 divisors (see below), whose sum is σ = 4778875309440. Its totient is φ = 927664027488.

The previous prime is 2197345604197. The next prime is 2197345604231. The reversal of 2197345604216 is 6124065437912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292819490 + ... + 292826993.

It is an arithmetic number, because the mean of its divisors is an integer number (149339853420).

Almost surely, 2^{2197345604216} is an apocalyptic number.

It is an amenable number.

2197345604216 is an abundant number, since it is smaller than the sum of its proper divisors (2581529705224).

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

2197345604216 is a wasteful number, since it uses less digits than its factorization.

2197345604216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585646563 (or 585646559 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 2197345604216 in words is "two trillion, one hundred ninety-seven billion, three hundred forty-five million, six hundred four thousand, two hundred sixteen".