2301661405423 has 4 divisors (see below), whose sum is σ = 2312569753528. Its totient is φ = 2290753057320.

The previous prime is 2301661405367. The next prime is 2301661405469. The reversal of 2301661405423 is 3245041661032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2301661405423 - 2²¹ = 2301659308271 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 (2301661405123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5454173736 + ... + 5454174157.

It is an arithmetic number, because the mean of its divisors is an integer number (578142438382).

Almost surely, 2^{2301661405423} is an apocalyptic number.

2301661405423 is a deficient number, since it is larger than the sum of its proper divisors (10908348105).

2301661405423 is a wasteful number, since it uses less digits than its factorization.

2301661405423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10908348104.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 2301661405423 in words is "two trillion, three hundred one billion, six hundred sixty-one million, four hundred five thousand, four hundred twenty-three".