4621623078 has 16 divisors (see below), whose sum is σ = 9244191600. Its totient is φ = 1540383456.

The previous prime is 4621623053. The next prime is 4621623079. The reversal of 4621623078 is 8703261264.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621623079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34948 + ... + 102296.

It is an arithmetic number, because the mean of its divisors is an integer number (577761975).

Almost surely, 2^4621623078 is an apocalyptic number.

4621623078 is an abundant number, since it is smaller than the sum of its proper divisors (4622568522).

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

4621623078 is a wasteful number, since it uses less digits than its factorization.

4621623078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78791.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 4621623078 is about 67982.5203857580. The cubic root of 4621623078 is about 1665.7053260723.

The spelling of 4621623078 in words is "four billion, six hundred twenty-one million, six hundred twenty-three thousand, seventy-eight".