4670081863721 has 8 divisors (see below), whose sum is σ = 4682995387464. Its totient is φ = 4657184138880.

The previous prime is 4670081863709. The next prime is 4670081863729. The reversal of 4670081863721 is 1273681800764.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1578128887696 + 3091952976025 = 1256236^2 + 1758395^2 .

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 4670081863721 - 2¹⁰ = 4670081862697 is a prime.

It is a super-2 number, since 2×4670081863721² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4670081863729) 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, 3357596 + ... + 4540221.

It is an arithmetic number, because the mean of its divisors is an integer number (585374423433).

Almost surely, 2^{4670081863721} is an apocalyptic number.

It is an amenable number.

4670081863721 is a deficient number, since it is larger than the sum of its proper divisors (12913523743).

4670081863721 is a wasteful number, since it uses less digits than its factorization.

4670081863721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7899451.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 4670081863721 in words is "four trillion, six hundred seventy billion, eighty-one million, eight hundred sixty-three thousand, seven hundred twenty-one".