4999116521061 has 32 divisors (see below), whose sum is σ = 7999465685120. Its totient is φ = 3067250602752.

The previous prime is 4999116521041. The next prime is 4999116521123. The reversal of 4999116521061 is 1601256119994.

4999116521061 is a `hidden beast` number, since 49 + 9 + 9 + 1 + 16 + 521 + 0 + 61 = 666.

It is not a de Polignac number, because 4999116521061 - 2²³ = 4999108132453 is a prime.

It is a super-2 number, since 2×4999116521061² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4999116520989 and 4999116521007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999116521041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21013015 + ... + 21249588.

It is an arithmetic number, because the mean of its divisors is an integer number (249983302660).

Almost surely, 2^{4999116521061} is an apocalyptic number.

It is an amenable number.

4999116521061 is a deficient number, since it is larger than the sum of its proper divisors (3000349164059).

4999116521061 is a wasteful number, since it uses less digits than its factorization.

4999116521061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42262962 (or 42262956 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 54.

The spelling of 4999116521061 in words is "four trillion, nine hundred ninety-nine billion, one hundred sixteen million, five hundred twenty-one thousand, sixty-one".