120455444454 has 8 divisors (see below), whose sum is σ = 240910888920. Its totient is φ = 40151814816.

The previous prime is 120455444453. The next prime is 120455444467. The reversal of 120455444454 is 454444554021.

It is a happy number.

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

120455444454 is an admirable number.

It is a super-2 number, since 2×120455444454² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120455444453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10037953699 + ... + 10037953710.

It is an arithmetic number, because the mean of its divisors is an integer number (30113861115).

Almost surely, 2^120455444454 is an apocalyptic number.

120455444454 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.

120455444454 is a wasteful number, since it uses less digits than its factorization.

120455444454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20075907414.

The product of its (nonzero) digits is 1024000, while the sum is 42.

Adding to 120455444454 its reverse (454444554021), we get a palindrome (574899998475).

The spelling of 120455444454 in words is "one hundred twenty billion, four hundred fifty-five million, four hundred forty-four thousand, four hundred fifty-four".