25454321342 has 16 divisors (see below), whose sum is σ = 39185865072. Its totient is φ = 12395872320.

The previous prime is 25454321303. The next prime is 25454321383. The reversal of 25454321342 is 24312345452.

It is a happy number.

25454321342 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861884 + ... + 890927.

It is an arithmetic number, because the mean of its divisors is an integer number (2449116567).

Almost surely, 2^25454321342 is an apocalyptic number.

25454321342 is a deficient number, since it is larger than the sum of its proper divisors (13731543730).

25454321342 is a wasteful number, since it uses less digits than its factorization.

25454321342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753003.

The product of its digits is 115200, while the sum is 35.

Adding to 25454321342 its reverse (24312345452), we get a palindrome (49766666794).

The spelling of 25454321342 in words is "twenty-five billion, four hundred fifty-four million, three hundred twenty-one thousand, three hundred forty-two".