4977421870 has 16 divisors (see below), whose sum is σ = 8962668000. Its totient is φ = 1990233504.

The previous prime is 4977421861. The next prime is 4977421877. The reversal of 4977421870 is 781247794.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4977421877) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 63042 + ... + 118021.

It is an arithmetic number, because the mean of its divisors is an integer number (560166750).

Almost surely, 2^4977421870 is an apocalyptic number.

4977421870 is a deficient number, since it is larger than the sum of its proper divisors (3985246130).

4977421870 is a wasteful number, since it uses less digits than its factorization.

4977421870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183819.

The product of its (nonzero) digits is 790272, while the sum is 49.

The square root of 4977421870 is about 70550.8459906754. The cubic root of 4977421870 is about 1707.3981921011.

The spelling of 4977421870 in words is "four billion, nine hundred seventy-seven million, four hundred twenty-one thousand, eight hundred seventy".