4997622840 has 384 divisors, whose sum is σ = 18257218560. Its totient is φ = 1071360000.

The previous prime is 4997622829. The next prime is 4997622911. The reversal of 4997622840 is 482267994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33096765 + ... + 33096915.

It is an arithmetic number, because the mean of its divisors is an integer number (47544840).

Almost surely, 2^4997622840 is an apocalyptic number.

4997622840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4997622840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9128609280).

4997622840 is an abundant number, since it is smaller than the sum of its proper divisors (13259595720).

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

4997622840 is a wasteful number, since it uses less digits than its factorization.

4997622840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 4997622840 is about 70693.8670607288. The cubic root of 4997622840 is about 1709.7049112911.

The spelling of 4997622840 in words is "four billion, nine hundred ninety-seven million, six hundred twenty-two thousand, eight hundred forty".