4996986440 has 32 divisors (see below), whose sum is σ = 11732057280. Its totient is φ = 1911890112.

The previous prime is 4996986403. The next prime is 4996986481. The reversal of 4996986440 is 446896994.

It is a self number, because there is not a number n which added to its sum of digits gives 4996986440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2714834 + ... + 2716673.

It is an arithmetic number, because the mean of its divisors is an integer number (366626790).

Almost surely, 2^4996986440 is an apocalyptic number.

4996986440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4996986440 is an abundant number, since it is smaller than the sum of its proper divisors (6735070840).

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

4996986440 is a wasteful number, since it uses less digits than its factorization.

4996986440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5431541 (or 5431537 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 59.

The square root of 4996986440 is about 70689.3658197610. The cubic root of 4996986440 is about 1709.6323366272.

The spelling of 4996986440 in words is "four billion, nine hundred ninety-six million, nine hundred eighty-six thousand, four hundred forty".