454136234540 has 24 divisors (see below), whose sum is σ = 975864840720. Its totient is φ = 177429970368.

The previous prime is 454136234527. The next prime is 454136234593. The reversal of 454136234540 is 45432631454.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264031835 + ... + 264033554.

It is an arithmetic number, because the mean of its divisors is an integer number (40661035030).

Almost surely, 2^454136234540 is an apocalyptic number.

It is an amenable number.

454136234540 is an abundant number, since it is smaller than the sum of its proper divisors (521728606180).

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

454136234540 is a wasteful number, since it uses less digits than its factorization.

454136234540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528065441 (or 528065439 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 454136234540 its reverse (45432631454), we get a palindrome (499568865994).

The spelling of 454136234540 in words is "four hundred fifty-four billion, one hundred thirty-six million, two hundred thirty-four thousand, five hundred forty".