4045152678 has 32 divisors (see below), whose sum is σ = 9275261184. Its totient is φ = 1152108192.

The previous prime is 4045152677. The next prime is 4045152689. The reversal of 4045152678 is 8762515404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045152673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138600 + ... + 165227.

It is an arithmetic number, because the mean of its divisors is an integer number (289851912).

Almost surely, 2^4045152678 is an apocalyptic number.

4045152678 is an abundant number, since it is smaller than the sum of its proper divisors (5230108506).

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

4045152678 is a wasteful number, since it uses less digits than its factorization.

4045152678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304156.

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 4045152678 is about 63601.5147461128. The cubic root of 4045152678 is about 1593.3516680118.

The spelling of 4045152678 in words is "four billion, forty-five million, one hundred fifty-two thousand, six hundred seventy-eight".