4513991420 has 12 divisors (see below), whose sum is σ = 9479382024. Its totient is φ = 1805596560.

The previous prime is 4513991393. The next prime is 4513991423. The reversal of 4513991420 is 241993154.

It is a super-2 number, since 2×4513991420² = 40752237079667232800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4513991423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112849766 + ... + 112849805.

It is an arithmetic number, because the mean of its divisors is an integer number (789948502).

Almost surely, 2^4513991420 is an apocalyptic number.

It is an amenable number.

4513991420 is an abundant number, since it is smaller than the sum of its proper divisors (4965390604).

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

4513991420 is a wasteful number, since it uses less digits than its factorization.

4513991420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225699580 (or 225699578 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 4513991420 is about 67186.2442766375. The cubic root of 4513991420 is about 1652.6729153041.

The spelling of 4513991420 in words is "four billion, five hundred thirteen million, nine hundred ninety-one thousand, four hundred twenty".