4371207661 has 16 divisors (see below), whose sum is σ = 4736592000. Its totient is φ = 4023233280.

The previous prime is 4371207623. The next prime is 4371207667. The reversal of 4371207661 is 1667021734.

4371207661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4371207661 - 2¹¹ = 4371205613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4371207661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4371207667) 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, 37090 + ... + 100588.

It is an arithmetic number, because the mean of its divisors is an integer number (296037000).

Almost surely, 2^4371207661 is an apocalyptic number.

4371207661 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4371207661 is a deficient number, since it is larger than the sum of its proper divisors (365384339).

4371207661 is a wasteful number, since it uses less digits than its factorization.

4371207661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63636.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 4371207661 is about 66115.1091733198. The cubic root of 4371207661 is about 1635.0604473470.

The spelling of 4371207661 in words is "four billion, three hundred seventy-one million, two hundred seven thousand, six hundred sixty-one".