2193970254936 has 16 divisors (see below), whose sum is σ = 5484925637400. Its totient is φ = 731323418304.

The previous prime is 2193970254907. The next prime is 2193970254943. The reversal of 2193970254936 is 6394520793912.

It is a self number, because there is not a number n which added to its sum of digits gives 2193970254936.

It is a congruent 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, 45707713621 + ... + 45707713668.

Almost surely, 2^{2193970254936} is an apocalyptic number.

It is an amenable number.

2193970254936 is an abundant number, since it is smaller than the sum of its proper divisors (3290955382464).

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

2193970254936 is a wasteful number, since it uses less digits than its factorization.

2193970254936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91415427298 (or 91415427294 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 60.

The spelling of 2193970254936 in words is "two trillion, one hundred ninety-three billion, nine hundred seventy million, two hundred fifty-four thousand, nine hundred thirty-six".