245421414543454 has 8 divisors (see below), whose sum is σ = 384137866242000. Its totient is φ = 117375459129456.

The previous prime is 245421414543433. The next prime is 245421414543469. The reversal of 245421414543454 is 454345414124542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2667624071079 + ... + 2667624071170.

It is an arithmetic number, because the mean of its divisors is an integer number (48017233280250).

Almost surely, 2^{245421414543454} is an apocalyptic number.

245421414543454 is a deficient number, since it is larger than the sum of its proper divisors (138716451698546).

245421414543454 is a wasteful number, since it uses less digits than its factorization.

245421414543454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5335248142274.

The product of its digits is 24576000, while the sum is 52.

Adding to 245421414543454 its reverse (454345414124542), we get a palindrome (699766828667996).

The spelling of 245421414543454 in words is "two hundred forty-five trillion, four hundred twenty-one billion, four hundred fourteen million, five hundred forty-three thousand, four hundred fifty-four".