454162421040 has 80 divisors (see below), whose sum is σ = 1408090778208. Its totient is φ = 121093869568.

The previous prime is 454162421017. The next prime is 454162421059. The reversal of 454162421040 is 40124261454.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 454162420992 and 454162421010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1739704 + ... + 1983656.

Almost surely, 2^454162421040 is an apocalyptic number.

454162421040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

454162421040 is an abundant number, since it is smaller than the sum of its proper divisors (953928357168).

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

454162421040 is a wasteful number, since it uses less digits than its factorization.

454162421040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251726 (or 251720 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 454162421040 its reverse (40124261454), we get a palindrome (494286682494).

The spelling of 454162421040 in words is "four hundred fifty-four billion, one hundred sixty-two million, four hundred twenty-one thousand, forty".