2451738423 has 4 divisors (see below), whose sum is σ = 3268984568. Its totient is φ = 1634492280.

The previous prime is 2451738407. The next prime is 2451738431. The reversal of 2451738423 is 3248371542.

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

It is not a de Polignac number, because 2451738423 - 2⁴ = 2451738407 is a prime.

It is a super-2 number, since 2×2451738423² = 12022042589629053858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451738823) 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, 408623068 + ... + 408623073.

It is an arithmetic number, because the mean of its divisors is an integer number (817246142).

Almost surely, 2^2451738423 is an apocalyptic number.

2451738423 is a deficient number, since it is larger than the sum of its proper divisors (817246145).

2451738423 is an equidigital number, since it uses as much as digits as its factorization.

2451738423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817246144.

The product of its digits is 161280, while the sum is 39.

The square root of 2451738423 is about 49515.0322932339. The cubic root of 2451738423 is about 1348.4185272388.

The spelling of 2451738423 in words is "two billion, four hundred fifty-one million, seven hundred thirty-eight thousand, four hundred twenty-three".