5155511004 has 60 divisors (see below), whose sum is σ = 15402891504. Its totient is φ = 1473002496.

The previous prime is 5155510993. The next prime is 5155511033. The reversal of 5155511004 is 4001155515.

5155511004 is a `hidden beast` number, since 5 + 1 + 5 + 551 + 100 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1134309 + ... + 1138844.

Almost surely, 2^5155511004 is an apocalyptic number.

5155511004 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5155511004 is an abundant number, since it is smaller than the sum of its proper divisors (10247380500).

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

5155511004 is a wasteful number, since it uses less digits than its factorization.

5155511004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273176 (or 2273165 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 5155511004 is about 71801.8871896833. The cubic root of 5155511004 is about 1727.5232698202.

Adding to 5155511004 its reverse (4001155515), we get a palindrome (9156666519).

The spelling of 5155511004 in words is "five billion, one hundred fifty-five million, five hundred eleven thousand, four".