2451423501 has 8 divisors (see below), whose sum is σ = 3631738560. Its totient is φ = 1634282316.

The previous prime is 2451423473. The next prime is 2451423517. The reversal of 2451423501 is 1053241542.

It is not a de Polignac number, because 2451423501 - 2⁹ = 2451422989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 90793463 = 2451423501 / (2 + 4 + 5 + 1 + 4 + 2 + 3 + 5 + 0 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451423701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45396705 + ... + 45396758.

It is an arithmetic number, because the mean of its divisors is an integer number (453967320).

Almost surely, 2^2451423501 is an apocalyptic number.

It is an amenable number.

2451423501 is a deficient number, since it is larger than the sum of its proper divisors (1180315059).

2451423501 is an equidigital number, since it uses as much as digits as its factorization.

2451423501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90793472 (or 90793466 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2451423501 is about 49511.8521265363. The cubic root of 2451423501 is about 1348.3607906768.

The spelling of 2451423501 in words is "two billion, four hundred fifty-one million, four hundred twenty-three thousand, five hundred one".