4977815408 has 10 divisors (see below), whose sum is σ = 9644517384. Its totient is φ = 2488907696.

The previous prime is 4977815399. The next prime is 4977815429. The reversal of 4977815408 is 8045187794.

It is a happy number.

It is a super-2 number, since 2×4977815408² = 49557292472244412928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4977815408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155556716 + ... + 155556747.

Almost surely, 2^4977815408 is an apocalyptic number.

It is an amenable number.

4977815408 is a deficient number, since it is larger than the sum of its proper divisors (4666701976).

4977815408 is a wasteful number, since it uses less digits than its factorization.

4977815408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311113471 (or 311113465 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 53.

The square root of 4977815408 is about 70553.6349736851. The cubic root of 4977815408 is about 1707.4431891819.

The spelling of 4977815408 in words is "four billion, nine hundred seventy-seven million, eight hundred fifteen thousand, four hundred eight".