4644777236061 has 16 divisors (see below), whose sum is σ = 6304141578240. Its totient is φ = 3041297184240.

The previous prime is 4644777235999. The next prime is 4644777236063. The reversal of 4644777236061 is 1606327774464.

It is a de Polignac number, because none of the positive numbers 2^k-4644777236061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4644777235992 and 4644777236010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644777236063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41401141 + ... + 41513178.

It is an arithmetic number, because the mean of its divisors is an integer number (394008848640).

Almost surely, 2^{4644777236061} is an apocalyptic number.

It is an amenable number.

4644777236061 is a deficient number, since it is larger than the sum of its proper divisors (1659364342179).

4644777236061 is a wasteful number, since it uses less digits than its factorization.

4644777236061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82914656.

The product of its (nonzero) digits is 28449792, while the sum is 57.

The spelling of 4644777236061 in words is "four trillion, six hundred forty-four billion, seven hundred seventy-seven million, two hundred thirty-six thousand, sixty-one".