2451454031142 has 24 divisors (see below), whose sum is σ = 5508205355016. Its totient is φ = 817151343552.

The previous prime is 2451454031141. The next prime is 2451454031149. The reversal of 2451454031142 is 2411304541542.

2451454031142 is a `hidden beast` number, since 2 + 45 + 1 + 4 + 540 + 31 + 1 + 42 = 666.

2451454031142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2451454031097 and 2451454031106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451454031141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2522071563 + ... + 2522072534.

It is an arithmetic number, because the mean of its divisors is an integer number (229508556459).

Almost surely, 2^{2451454031142} is an apocalyptic number.

2451454031142 is an abundant number, since it is smaller than the sum of its proper divisors (3056751323874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2451454031142 is an equidigital number, since it uses as much as digits as its factorization.

2451454031142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5044144114 (or 5044144102 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 2451454031142 its reverse (2411304541542), we get a palindrome (4862758572684).

The spelling of 2451454031142 in words is "two trillion, four hundred fifty-one billion, four hundred fifty-four million, thirty-one thousand, one hundred forty-two".