4661256613 has 8 divisors (see below), whose sum is σ = 5238067968. Its totient is φ = 4115624304.

The previous prime is 4661256583. The next prime is 4661256617. The reversal of 4661256613 is 3166521664.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4661256613 - 2²⁵ = 4627702181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661256617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7794445 + ... + 7795042.

It is an arithmetic number, because the mean of its divisors is an integer number (654758496).

Almost surely, 2^4661256613 is an apocalyptic number.

It is an amenable number.

4661256613 is a deficient number, since it is larger than the sum of its proper divisors (576811355).

4661256613 is a wasteful number, since it uses less digits than its factorization.

4661256613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15589523.

The product of its digits is 155520, while the sum is 40.

The square root of 4661256613 is about 68273.3960851516. The cubic root of 4661256613 is about 1670.4532950232.

The spelling of 4661256613 in words is "four billion, six hundred sixty-one million, two hundred fifty-six thousand, six hundred thirteen".