4778858451 has 8 divisors (see below), whose sum is σ = 6373433344. Its totient is φ = 3185094600.

The previous prime is 4778858431. The next prime is 4778858453. The reversal of 4778858451 is 1548588774.

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

It is not a de Polignac number, because 4778858451 - 2⁷ = 4778858323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4778858391 and 4778858400.

It is not an unprimeable number, because it can be changed into a prime (4778858453) 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, 188875 + ... + 212676.

It is an arithmetic number, because the mean of its divisors is an integer number (796679168).

Almost surely, 2^4778858451 is an apocalyptic number.

4778858451 is a deficient number, since it is larger than the sum of its proper divisors (1594574893).

4778858451 is a wasteful number, since it uses less digits than its factorization.

4778858451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405521.

The product of its digits is 10035200, while the sum is 57.

The square root of 4778858451 is about 69129.2879393387. The cubic root of 4778858451 is about 1684.3850921617.

The spelling of 4778858451 in words is "four billion, seven hundred seventy-eight million, eight hundred fifty-eight thousand, four hundred fifty-one".