4777620387 has 8 divisors (see below), whose sum is σ = 6370522704. Its totient is φ = 3184899168.

The previous prime is 4777620383. The next prime is 4777620409. The reversal of 4777620387 is 7830267774.

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

It is not a de Polignac number, because 4777620387 - 2² = 4777620383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4777620383) 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, 38353 + ... + 105005.

It is an arithmetic number, because the mean of its divisors is an integer number (796315338).

Almost surely, 2^4777620387 is an apocalyptic number.

4777620387 is a deficient number, since it is larger than the sum of its proper divisors (1592902317).

4777620387 is a wasteful number, since it uses less digits than its factorization.

4777620387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90549.

The product of its (nonzero) digits is 2765952, while the sum is 51.

The square root of 4777620387 is about 69120.3326597898. The cubic root of 4777620387 is about 1684.2396211125.

The spelling of 4777620387 in words is "four billion, seven hundred seventy-seven million, six hundred twenty thousand, three hundred eighty-seven".