320135451454 has 16 divisors (see below), whose sum is σ = 591019295328. Its totient is φ = 126646991712.

The previous prime is 320135451451. The next prime is 320135451481. The reversal of 320135451454 is 454154531023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320135451451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879492817 + ... + 879493180.

It is an arithmetic number, because the mean of its divisors is an integer number (36938705958).

Almost surely, 2^320135451454 is an apocalyptic number.

320135451454 is a deficient number, since it is larger than the sum of its proper divisors (270883843874).

320135451454 is a wasteful number, since it uses less digits than its factorization.

320135451454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758986019.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 320135451454 its reverse (454154531023), we get a palindrome (774289982477).

The spelling of 320135451454 in words is "three hundred twenty billion, one hundred thirty-five million, four hundred fifty-one thousand, four hundred fifty-four".