4811892540 has 192 divisors, whose sum is σ = 17118044160. Its totient is φ = 982471680.

The previous prime is 4811892539. The next prime is 4811892611. The reversal of 4811892540 is 452981184.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 4811892492 and 4811892501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 155046 + ... + 183474.

It is an arithmetic number, because the mean of its divisors is an integer number (89156480).

Almost surely, 2^4811892540 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 4811892540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8559022080).

4811892540 is an abundant number, since it is smaller than the sum of its proper divisors (12306151620).

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

4811892540 is a wasteful number, since it uses less digits than its factorization.

4811892540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28492 (or 28490 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 4811892540 is about 69367.8062216184. The cubic root of 4811892540 is about 1688.2573145131.

The spelling of 4811892540 in words is "four billion, eight hundred eleven million, eight hundred ninety-two thousand, five hundred forty".