2199023255547 has 16 divisors (see below), whose sum is σ = 3264788292480. Its totient is φ = 1462876275816.

The previous prime is 2199023255531. The next prime is 2199023255579. The reversal of 2199023255547 is 7455523209912.

2199023255547 is a `hidden beast` number, since 2 + 1 + 9 + 90 + 2 + 3 + 2 + 5 + 5 + 547 = 666.

2199023255547 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 2199023255547 - 2⁴ = 2199023255531 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2199023255493 and 2199023255502.

It is not an unprimeable number, because it can be changed into a prime (2199023655547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87187933 + ... + 87213150.

It is an arithmetic number, because the mean of its divisors is an integer number (204049268280).

Almost surely, 2^{2199023255547} is an apocalyptic number.

2199023255547 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2199023255547 is a deficient number, since it is larger than the sum of its proper divisors (1065765036933).

2199023255547 is a wasteful number, since it uses less digits than its factorization.

2199023255547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174401559 (or 174401553 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 54.

The spelling of 2199023255547 in words is "two trillion, one hundred ninety-nine billion, twenty-three million, two hundred fifty-five thousand, five hundred forty-seven".