134454242542450 has 48 divisors (see below), whose sum is σ = 253613273586624. Its totient is φ = 53022941294400.

The previous prime is 134454242542447. The next prime is 134454242542471. The reversal of 134454242542450 is 54245242454431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 134454242542394 and 134454242542403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155723332 + ... + 156584368.

It is an arithmetic number, because the mean of its divisors is an integer number (5283609866388).

Almost surely, 2^{134454242542450} is an apocalyptic number.

134454242542450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134454242542450 is a deficient number, since it is larger than the sum of its proper divisors (119159031044174).

134454242542450 is a wasteful number, since it uses less digits than its factorization.

134454242542450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905107 (or 905102 counting only the distinct ones).

The product of its (nonzero) digits is 12288000, while the sum is 49.

Adding to 134454242542450 its reverse (54245242454431), we get a palindrome (188699484996881).

The spelling of 134454242542450 in words is "one hundred thirty-four trillion, four hundred fifty-four billion, two hundred forty-two million, five hundred forty-two thousand, four hundred fifty".