2194770551830 has 16 divisors (see below), whose sum is σ = 4158512624880. Its totient is φ = 831702524832.

The previous prime is 2194770551797. The next prime is 2194770551833. The reversal of 2194770551830 is 381550774912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194770551833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5775711789 + ... + 5775712168.

It is an arithmetic number, because the mean of its divisors is an integer number (259907039055).

Almost surely, 2^{2194770551830} is an apocalyptic number.

2194770551830 is a deficient number, since it is larger than the sum of its proper divisors (1963742073050).

2194770551830 is a wasteful number, since it uses less digits than its factorization.

2194770551830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11551423983.

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 2194770551830 in words is "two trillion, one hundred ninety-four billion, seven hundred seventy million, five hundred fifty-one thousand, eight hundred thirty".