216831773410630 has 96 divisors (see below), whose sum is σ = 461728414126080. Its totient is φ = 73080068402880.

The previous prime is 216831773410559. The next prime is 216831773410633. The reversal of 216831773410630 is 36014377138612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216831773410633) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1158127725 + ... + 1158314935.

It is an arithmetic number, because the mean of its divisors is an integer number (4809670980480).

Almost surely, 2^{216831773410630} is an apocalyptic number.

216831773410630 is an abundant number, since it is smaller than the sum of its proper divisors (244896640715450).

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

216831773410630 is a wasteful number, since it uses less digits than its factorization.

216831773410630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227354 (or 227347 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 216831773410630 in words is "two hundred sixteen trillion, eight hundred thirty-one billion, seven hundred seventy-three million, four hundred ten thousand, six hundred thirty".