2423856451 has 4 divisors (see below), whose sum is σ = 2442359304. Its totient is φ = 2405353600.

The previous prime is 2423856443. The next prime is 2423856469. The reversal of 2423856451 is 1546583242.

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 2423856451 - 2³ = 2423856443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2423856401) 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, 9251230 + ... + 9251491.

It is an arithmetic number, because the mean of its divisors is an integer number (610589826).

Almost surely, 2^2423856451 is an apocalyptic number.

2423856451 is a deficient number, since it is larger than the sum of its proper divisors (18502853).

2423856451 is a wasteful number, since it uses less digits than its factorization.

2423856451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18502852.

The product of its digits is 230400, while the sum is 40.

The square root of 2423856451 is about 49232.6766589021. The cubic root of 2423856451 is about 1343.2874748196.

The spelling of 2423856451 in words is "two billion, four hundred twenty-three million, eight hundred fifty-six thousand, four hundred fifty-one".