5155440004 has 48 divisors (see below), whose sum is σ = 10617868800. Its totient is φ = 2159331840.

The previous prime is 5155439977. The next prime is 5155440007. The reversal of 5155440004 is 4000445515.

It is not an unprimeable number, because it can be changed into a prime (5155440007) 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, 331597 + ... + 346795.

It is an arithmetic number, because the mean of its divisors is an integer number (221205600).

Almost surely, 2^5155440004 is an apocalyptic number.

It is an amenable number.

5155440004 is an abundant number, since it is smaller than the sum of its proper divisors (5462428796).

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

5155440004 is a wasteful number, since it uses less digits than its factorization.

5155440004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15820 (or 15818 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 5155440004 is about 71801.3927720069. The cubic root of 5155440004 is about 1727.5153394899.

Adding to 5155440004 its reverse (4000445515), we get a palindrome (9155885519).

The spelling of 5155440004 in words is "five billion, one hundred fifty-five million, four hundred forty thousand, four".