4995280920 has 128 divisors (see below), whose sum is σ = 17544522240. Its totient is φ = 1113922560.

The previous prime is 4995280909. The next prime is 4995280933. The reversal of 4995280920 is 290825994.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4995280920.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38082 + ... + 106961.

It is an arithmetic number, because the mean of its divisors is an integer number (137066580).

Almost surely, 2^4995280920 is an apocalyptic number.

4995280920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4995280920 is an abundant number, since it is smaller than the sum of its proper divisors (12549241320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4995280920 is a wasteful number, since it uses less digits than its factorization.

4995280920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145105 (or 145101 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 4995280920 is about 70677.3013067137. The cubic root of 4995280920 is about 1709.4378097877.

The spelling of 4995280920 in words is "four billion, nine hundred ninety-five million, two hundred eighty thousand, nine hundred twenty".