4990054950 has 96 divisors (see below), whose sum is σ = 14122146720. Its totient is φ = 1294704000.

The previous prime is 4990054939. The next prime is 4990054961. The reversal of 4990054950 is 594500994.

4990054950 is a nontrivial binomial coefficient, being equal to C(99901, 2).

It is an interprime number because it is at equal distance from previous prime (4990054939) and next prime (4990054961).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 4990054896 and 4990054905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1 + ... + 99900.

It is an arithmetic number, because the mean of its divisors is an integer number (147105695).

Almost surely, 2^4990054950 is an apocalyptic number.

4990054950 is the 99900-th triangular number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4990054950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7061073360).

4990054950 is an abundant number, since it is smaller than the sum of its proper divisors (9132091770).

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

4990054950 is a wasteful number, since it uses less digits than its factorization.

4990054950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99959 (or 99948 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 4990054950 is about 70640.3209930419. The cubic root of 4990054950 is about 1708.8414744325.

The spelling of 4990054950 in words is "four billion, nine hundred ninety million, fifty-four thousand, nine hundred fifty".