4646425887081 has 24 divisors (see below), whose sum is σ = 7706990310240. Its totient is φ = 2667804336000.

The previous prime is 4646425887053. The next prime is 4646425887091. The reversal of 4646425887081 is 1807885246464.

It is a happy number.

4646425887081 is a `hidden beast` number, since 4 + 6 + 4 + 6 + 42 + 588 + 7 + 0 + 8 + 1 = 666.

It is not a de Polignac number, because 4646425887081 - 2¹⁰ = 4646425886057 is a prime.

It is a super-2 number, since 2×4646425887081² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4646425887091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1235092720 + ... + 1235096481.

It is an arithmetic number, because the mean of its divisors is an integer number (321124596260).

Almost surely, 2^{4646425887081} is an apocalyptic number.

It is an amenable number.

4646425887081 is a deficient number, since it is larger than the sum of its proper divisors (3060564423159).

4646425887081 is a wasteful number, since it uses less digits than its factorization.

4646425887081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470189237 (or 2470189234 counting only the distinct ones).

The product of its (nonzero) digits is 82575360, while the sum is 63.

The spelling of 4646425887081 in words is "four trillion, six hundred forty-six billion, four hundred twenty-five million, eight hundred eighty-seven thousand, eighty-one".