4912249500 has 288 divisors, whose sum is σ = 16101443904. Its totient is φ = 1259712000.

The previous prime is 4912249469. The next prime is 4912249543. The reversal of 4912249500 is 59422194.

4912249500 is a `hidden beast` number, since 4 + 91 + 22 + 49 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 in 95 ways as a sum of consecutive naturals, for example, 27139410 + ... + 27139590.

Almost surely, 2^4912249500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4912249500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8050721952).

4912249500 is an abundant number, since it is smaller than the sum of its proper divisors (11189194404).

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

4912249500 is a wasteful number, since it uses less digits than its factorization.

4912249500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 4912249500 is about 70087.4418137800. The cubic root of 4912249500 is about 1699.9134327315.

The spelling of 4912249500 in words is "four billion, nine hundred twelve million, two hundred forty-nine thousand, five hundred".