2350001661 has 8 divisors (see below), whose sum is σ = 3580954944. Its totient is φ = 1342858080.

The previous prime is 2350001651. The next prime is 2350001699. The reversal of 2350001661 is 1661000532.

2350001661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2350001661 - 2⁶ = 2350001597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2350001611) 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, 55952400 + ... + 55952441.

It is an arithmetic number, because the mean of its divisors is an integer number (447619368).

Almost surely, 2^2350001661 is an apocalyptic number.

2350001661 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2350001661 is a deficient number, since it is larger than the sum of its proper divisors (1230953283).

2350001661 is a wasteful number, since it uses less digits than its factorization.

2350001661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111904851.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 2350001661 is about 48476.8157060672. The cubic root of 2350001661 is about 1329.5032084692.

The spelling of 2350001661 in words is "two billion, three hundred fifty million, one thousand, six hundred sixty-one".