5501478155 has 8 divisors (see below), whose sum is σ = 6603103584. Its totient is φ = 4400296000.

The previous prime is 5501478121. The next prime is 5501478233. The reversal of 5501478155 is 5518741055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5501478155 - 2¹² = 5501474059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82871 + ... + 133680.

It is an arithmetic number, because the mean of its divisors is an integer number (825387948).

Almost surely, 2^5501478155 is an apocalyptic number.

5501478155 is a deficient number, since it is larger than the sum of its proper divisors (1101625429).

5501478155 is a wasteful number, since it uses less digits than its factorization.

5501478155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221637.

The product of its (nonzero) digits is 140000, while the sum is 41.

The square root of 5501478155 is about 74171.9499204383. The cubic root of 5501478155 is about 1765.3322868940.

The spelling of 5501478155 in words is "five billion, five hundred one million, four hundred seventy-eight thousand, one hundred fifty-five".