5451073878 has 16 divisors (see below), whose sum is σ = 10907043840. Its totient is φ = 1816208616.

The previous prime is 5451073871. The next prime is 5451073889. The reversal of 5451073878 is 8783701545.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451073871) 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, 189450 + ... + 216317.

It is an arithmetic number, because the mean of its divisors is an integer number (681690240).

Almost surely, 2^5451073878 is an apocalyptic number.

5451073878 is an abundant number, since it is smaller than the sum of its proper divisors (5455969962).

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

5451073878 is a wasteful number, since it uses less digits than its factorization.

5451073878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408011.

The product of its (nonzero) digits is 940800, while the sum is 48.

The square root of 5451073878 is about 73831.3881624882. The cubic root of 5451073878 is about 1759.9244412724.

The spelling of 5451073878 in words is "five billion, four hundred fifty-one million, seventy-three thousand, eight hundred seventy-eight".