5434803978 has 32 divisors (see below), whose sum is σ = 11297918016. Its totient is φ = 1741396608.

The previous prime is 5434803977. The next prime is 5434803989. The reversal of 5434803978 is 8793084345.

It is a self number, because there is not a number n which added to its sum of digits gives 5434803978.

It is not an unprimeable number, because it can be changed into a prime (5434803971) 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, 129051 + ... + 165902.

It is an arithmetic number, because the mean of its divisors is an integer number (353059938).

Almost surely, 2^5434803978 is an apocalyptic number.

5434803978 is an abundant number, since it is smaller than the sum of its proper divisors (5863114038).

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

5434803978 is a wasteful number, since it uses less digits than its factorization.

5434803978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295078.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The square root of 5434803978 is about 73721.1230109797. The cubic root of 5434803978 is about 1758.1717389277.

The spelling of 5434803978 in words is "five billion, four hundred thirty-four million, eight hundred three thousand, nine hundred seventy-eight".