4101661420 has 24 divisors (see below), whose sum is σ = 8617316400. Its totient is φ = 1639935552.

The previous prime is 4101661351. The next prime is 4101661433. The reversal of 4101661420 is 241661014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1771 + ... + 90589.

It is an arithmetic number, because the mean of its divisors is an integer number (359054850).

Almost surely, 2^4101661420 is an apocalyptic number.

It is an amenable number.

4101661420 is an abundant number, since it is smaller than the sum of its proper divisors (4515654980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4101661420 is a wasteful number, since it uses less digits than its factorization.

4101661420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91137 (or 91135 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 4101661420 is about 64044.2145708728. The cubic root of 4101661420 is about 1600.7368246913.

The spelling of 4101661420 in words is "four billion, one hundred one million, six hundred sixty-one thousand, four hundred twenty".