4351121042445 has 96 divisors (see below), whose sum is σ = 7964322537600. Its totient is φ = 2191424481792.

The previous prime is 4351121042441. The next prime is 4351121042467. The reversal of 4351121042445 is 5442401211534.

4351121042445 is a `hidden beast` number, since 4 + 3 + 5 + 11 + 210 + 424 + 4 + 5 = 666.

It is not a de Polignac number, because 4351121042445 - 2² = 4351121042441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4351121042441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 919313299 + ... + 919318031.

It is an arithmetic number, because the mean of its divisors is an integer number (82961693100).

Almost surely, 2^{4351121042445} is an apocalyptic number.

4351121042445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4351121042445 is a deficient number, since it is larger than the sum of its proper divisors (3613201495155).

4351121042445 is a wasteful number, since it uses less digits than its factorization.

4351121042445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7979 (or 7976 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 4351121042445 its reverse (5442401211534), we get a palindrome (9793522253979).

The spelling of 4351121042445 in words is "four trillion, three hundred fifty-one billion, one hundred twenty-one million, forty-two thousand, four hundred forty-five".