4652400777661 has 16 divisors (see below), whose sum is σ = 5726119840000. Its totient is φ = 3680963751168.

The previous prime is 4652400777653. The next prime is 4652400777691. The reversal of 4652400777661 is 1667770042564.

It is a cyclic number.

It is not a de Polignac number, because 4652400777661 - 2³ = 4652400777653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4652400777601) 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, 6146965 + ... + 6862213.

It is an arithmetic number, because the mean of its divisors is an integer number (357882490000).

Almost surely, 2^{4652400777661} is an apocalyptic number.

It is an amenable number.

4652400777661 is a deficient number, since it is larger than the sum of its proper divisors (1073719062339).

4652400777661 is a wasteful number, since it uses less digits than its factorization.

4652400777661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786748.

The product of its (nonzero) digits is 11854080, while the sum is 55.

The spelling of 4652400777661 in words is "four trillion, six hundred fifty-two billion, four hundred million, seven hundred seventy-seven thousand, six hundred sixty-one".