4778070657 has 8 divisors (see below), whose sum is σ = 6706064160. Its totient is φ = 3017728800.

The previous prime is 4778070637. The next prime is 4778070659. The reversal of 4778070657 is 7560708774.

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

It is not a de Polignac number, because 4778070657 - 2¹⁰ = 4778069633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4778070659) 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, 41912844 + ... + 41912957.

It is an arithmetic number, because the mean of its divisors is an integer number (838258020).

Almost surely, 2^4778070657 is an apocalyptic number.

It is an amenable number.

4778070657 is a deficient number, since it is larger than the sum of its proper divisors (1927993503).

4778070657 is a wasteful number, since it uses less digits than its factorization.

4778070657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83825823.

The product of its (nonzero) digits is 2304960, while the sum is 51.

The square root of 4778070657 is about 69123.5897288328. The cubic root of 4778070657 is about 1684.2925302102.

The spelling of 4778070657 in words is "four billion, seven hundred seventy-eight million, seventy thousand, six hundred fifty-seven".