616196222890 has 36 divisors (see below), whose sum is σ = 1140110444466. Its totient is φ = 239781162816.

The previous prime is 616196222881. The next prime is 616196222899. The reversal of 616196222890 is 98222691616.

616196222890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (616196222881) and next prime (616196222899).

It can be written as a sum of positive squares in 9 ways, for example, as 402974848809 + 213221374081 = 634803^2 + 461759^2 .

It is not an unprimeable number, because it can be changed into a prime (616196222899) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 91842856 + ... + 91849564.

Almost surely, 2^616196222890 is an apocalyptic number.

616196222890 is a deficient number, since it is larger than the sum of its proper divisors (523914221576).

616196222890 is an frugal number, since it uses more digits than its factorization.

616196222890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13499 (or 6753 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 52.

The spelling of 616196222890 in words is "six hundred sixteen billion, one hundred ninety-six million, two hundred twenty-two thousand, eight hundred ninety".