425723732021454 has 8 divisors (see below), whose sum is σ = 851447464042920. Its totient is φ = 141907910673816.

The previous prime is 425723732021363. The next prime is 425723732021557. The reversal of 425723732021454 is 454120237327524.

It is a sphenic number, since it is the product of 3 distinct primes.

425723732021454 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 425723732021397 and 425723732021406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35476977668449 + ... + 35476977668460.

It is an arithmetic number, because the mean of its divisors is an integer number (106430933005365).

Almost surely, 2^{425723732021454} is an apocalyptic number.

425723732021454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

425723732021454 is a wasteful number, since it uses less digits than its factorization.

425723732021454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70953955336914.

The product of its (nonzero) digits is 11289600, while the sum is 51.

Adding to 425723732021454 its reverse (454120237327524), we get a palindrome (879843969348978).

The spelling of 425723732021454 in words is "four hundred twenty-five trillion, seven hundred twenty-three billion, seven hundred thirty-two million, twenty-one thousand, four hundred fifty-four".