2097219001608 has 96 divisors (see below), whose sum is σ = 6014733823800. Its totient is φ = 657879957504.

The previous prime is 2097219001543. The next prime is 2097219001621. The reversal of 2097219001608 is 8061009127902.

2097219001608 is a `hidden beast` number, since 20 + 9 + 7 + 2 + 19 + 0 + 0 + 1 + 608 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1575331234884 + 521887766724 = 1255122^2 + 722418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11869560 + ... + 12044952.

Almost surely, 2^{2097219001608} is an apocalyptic number.

It is an amenable number.

2097219001608 is an abundant number, since it is smaller than the sum of its proper divisors (3917514822192).

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

2097219001608 is a wasteful number, since it uses less digits than its factorization.

2097219001608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185191 (or 185184 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The spelling of 2097219001608 in words is "two trillion, ninety-seven billion, two hundred nineteen million, one thousand, six hundred eight".