455120553040 has 80 divisors (see below), whose sum is σ = 1060589117952. Its totient is φ = 181630006272.

The previous prime is 455120552993. The next prime is 455120553049. The reversal of 455120553040 is 40355021554.

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 = 455120552987 and 455120553005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455120553049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77175372 + ... + 77181268.

Almost surely, 2^455120553040 is an apocalyptic number.

455120553040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455120553040 is an abundant number, since it is smaller than the sum of its proper divisors (605468564912).

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

455120553040 is a wasteful number, since it uses less digits than its factorization.

455120553040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7964 (or 7958 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 455120553040 its reverse (40355021554), we get a palindrome (495475574594).

The spelling of 455120553040 in words is "four hundred fifty-five billion, one hundred twenty million, five hundred fifty-three thousand, forty".