4378045461 has 8 divisors (see below), whose sum is σ = 5995161504. Its totient is φ = 2839813200.

The previous prime is 4378045459. The next prime is 4378045487. The reversal of 4378045461 is 1645408734.

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

It is not a de Polignac number, because 4378045461 - 2¹ = 4378045459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4378045421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19720815 + ... + 19721036.

It is an arithmetic number, because the mean of its divisors is an integer number (749395188).

Almost surely, 2^4378045461 is an apocalyptic number.

It is an amenable number.

4378045461 is a deficient number, since it is larger than the sum of its proper divisors (1617116043).

4378045461 is a wasteful number, since it uses less digits than its factorization.

4378045461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39441891.

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 4378045461 is about 66166.8002928961. The cubic root of 4378045461 is about 1635.9125682089.

The spelling of 4378045461 in words is "four billion, three hundred seventy-eight million, forty-five thousand, four hundred sixty-one".