454553411440 has 80 divisors (see below), whose sum is σ = 1121219665920. Its totient is φ = 170895432960.

The previous prime is 454553411437. The next prime is 454553411461. The reversal of 454553411440 is 44114355454.

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

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 454553411393 and 454553411402.

It is a congruent number.

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, 984316 + ... + 1370395.

It is an arithmetic number, because the mean of its divisors is an integer number (14015245824).

Almost surely, 2^454553411440 is an apocalyptic number.

454553411440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

454553411440 is an abundant number, since it is smaller than the sum of its proper divisors (666666254480).

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

454553411440 is a wasteful number, since it uses less digits than its factorization.

454553411440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2354870 (or 2354864 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 454553411440 its reverse (44114355454), we get a palindrome (498667766894).

The spelling of 454553411440 in words is "four hundred fifty-four billion, five hundred fifty-three million, four hundred eleven thousand, four hundred forty".