4950134121820 has 24 divisors (see below), whose sum is σ = 10402445935728. Its totient is φ = 1978689024000.

The previous prime is 4950134121817. The next prime is 4950134121833. The reversal of 4950134121820 is 281214310594.

It is a super-2 number, since 2×4950134121820² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85259301 + ... + 85317340.

It is an arithmetic number, because the mean of its divisors is an integer number (433435247322).

Almost surely, 2^{4950134121820} is an apocalyptic number.

It is an amenable number.

4950134121820 is an abundant number, since it is smaller than the sum of its proper divisors (5452311813908).

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

4950134121820 is a wasteful number, since it uses less digits than its factorization.

4950134121820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170578101 (or 170578099 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 4950134121820 in words is "four trillion, nine hundred fifty billion, one hundred thirty-four million, one hundred twenty-one thousand, eight hundred twenty".