4645642402 has 8 divisors (see below), whose sum is σ = 6969281616. Its totient is φ = 2322548532.

The previous prime is 4645642357. The next prime is 4645642409. The reversal of 4645642402 is 2042465464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4645642409) 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, 114328 + ... + 149539.

It is an arithmetic number, because the mean of its divisors is an integer number (871160202).

Almost surely, 2^4645642402 is an apocalyptic number.

4645642402 is a deficient number, since it is larger than the sum of its proper divisors (2323639214).

4645642402 is a wasteful number, since it uses less digits than its factorization.

4645642402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272672.

The product of its (nonzero) digits is 184320, while the sum is 37.

The square root of 4645642402 is about 68158.9495370931. The cubic root of 4645642402 is about 1668.5859882255.

The spelling of 4645642402 in words is "four billion, six hundred forty-five million, six hundred forty-two thousand, four hundred two".