4645135420 has 24 divisors (see below), whose sum is σ = 10328595984. Its totient is φ = 1748756736.

The previous prime is 4645135381. The next prime is 4645135423. The reversal of 4645135420 is 245315464.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645135423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6830742 + ... + 6831421.

It is an arithmetic number, because the mean of its divisors is an integer number (430358166).

Almost surely, 2^4645135420 is an apocalyptic number.

It is an amenable number.

4645135420 is an abundant number, since it is smaller than the sum of its proper divisors (5683460564).

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

4645135420 is a wasteful number, since it uses less digits than its factorization.

4645135420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13662189 (or 13662187 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 4645135420 is about 68155.2303202036. The cubic root of 4645135420 is about 1668.5252880566.

The spelling of 4645135420 in words is "four billion, six hundred forty-five million, one hundred thirty-five thousand, four hundred twenty".