4994632578546 has 128 divisors (see below), whose sum is σ = 12143147788800. Its totient is φ = 1512436181760.

The previous prime is 4994632578527. The next prime is 4994632578583. The reversal of 4994632578546 is 6458752364994.

4994632578546 is a `hidden beast` number, since 4 + 9 + 9 + 4 + 6 + 3 + 2 + 5 + 78 + 546 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27672040 + ... + 27851948.

It is an arithmetic number, because the mean of its divisors is an integer number (94868342100).

Almost surely, 2^{4994632578546} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4994632578546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6071573894400).

4994632578546 is an abundant number, since it is smaller than the sum of its proper divisors (7148515210254).

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

4994632578546 is a wasteful number, since it uses less digits than its factorization.

4994632578546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180561 (or 180555 counting only the distinct ones).

The product of its digits is 1567641600, while the sum is 72.

The spelling of 4994632578546 in words is "four trillion, nine hundred ninety-four billion, six hundred thirty-two million, five hundred seventy-eight thousand, five hundred forty-six".