4951245318 has 32 divisors (see below), whose sum is σ = 9943710336. Its totient is φ = 1643561088.

The previous prime is 4951245311. The next prime is 4951245337. The reversal of 4951245318 is 8135421594.

It is a super-3 number, since 3×4951245318³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 4951245318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4951245311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1707646 + ... + 1710542.

It is an arithmetic number, because the mean of its divisors is an integer number (310740948).

Almost surely, 2^4951245318 is an apocalyptic number.

4951245318 is an abundant number, since it is smaller than the sum of its proper divisors (4992465018).

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

4951245318 is a wasteful number, since it uses less digits than its factorization.

4951245318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988.

The product of its digits is 172800, while the sum is 42.

The square root of 4951245318 is about 70365.0859304528. The cubic root of 4951245318 is about 1704.3998275164.

It can be divided in two parts, 49512 and 45318, that added together give a triangular number (94830 = T₄₃₅).

The spelling of 4951245318 in words is "four billion, nine hundred fifty-one million, two hundred forty-five thousand, three hundred eighteen".