4891620492216 has 48 divisors (see below), whose sum is σ = 13248253731960. Its totient is φ = 1630526022720.

The previous prime is 4891620492211. The next prime is 4891620492229. The reversal of 4891620492216 is 6122940261984.

4891620492216 is a `hidden beast` number, since 4 + 8 + 9 + 1 + 620 + 4 + 9 + 2 + 2 + 1 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4891620492211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11108986 + ... + 11540918.

Almost surely, 2^{4891620492216} is an apocalyptic number.

It is an amenable number.

4891620492216 is an abundant number, since it is smaller than the sum of its proper divisors (8356633239744).

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

4891620492216 is a wasteful number, since it uses less digits than its factorization.

4891620492216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589236 (or 589229 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 4891620492216 in words is "four trillion, eight hundred ninety-one billion, six hundred twenty million, four hundred ninety-two thousand, two hundred sixteen".