20199461622 has 8 divisors (see below), whose sum is σ = 40398923256. Its totient is φ = 6733153872.

The previous prime is 20199461521. The next prime is 20199461629. The reversal of 20199461622 is 22616499102.

It is a sphenic number, since it is the product of 3 distinct primes.

20199461622 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20199461629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683288463 + ... + 1683288474.

It is an arithmetic number, because the mean of its divisors is an integer number (5049865407).

Almost surely, 2^20199461622 is an apocalyptic number.

20199461622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20199461622 is a wasteful number, since it uses less digits than its factorization.

20199461622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366576942.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 20199461622 in words is "twenty billion, one hundred ninety-nine million, four hundred sixty-one thousand, six hundred twenty-two".