4645678432 has 24 divisors (see below), whose sum is σ = 9461566800. Its totient is φ = 2242740864.

The previous prime is 4645678423. The next prime is 4645678441. The reversal of 4645678432 is 2348765464.

It is an interprime number because it is at equal distance from previous prime (4645678423) and next prime (4645678441).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2502132 + ... + 2503987.

It is an arithmetic number, because the mean of its divisors is an integer number (394231950).

Almost surely, 2^4645678432 is an apocalyptic number.

It is an amenable number.

4645678432 is an abundant number, since it is smaller than the sum of its proper divisors (4815888368).

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

4645678432 is a wasteful number, since it uses less digits than its factorization.

4645678432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006158 (or 5006150 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 49.

The square root of 4645678432 is about 68159.2138452315. The cubic root of 4645678432 is about 1668.5903018735.

The spelling of 4645678432 in words is "four billion, six hundred forty-five million, six hundred seventy-eight thousand, four hundred thirty-two".