6155502048 has 144 divisors (see below), whose sum is σ = 18617573520. Its totient is φ = 1923637248.

The previous prime is 6155502047. The next prime is 6155502061. The reversal of 6155502048 is 8402055516.

6155502048 is a `hidden beast` number, since 61 + 5 + 550 + 2 + 0 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6155502047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 524986 + ... + 536582.

It is an arithmetic number, because the mean of its divisors is an integer number (129288705).

Almost surely, 2^6155502048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6155502048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9308786760).

6155502048 is an abundant number, since it is smaller than the sum of its proper divisors (12462071472).

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

6155502048 is a wasteful number, since it uses less digits than its factorization.

6155502048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11729 (or 11718 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 6155502048 is about 78457.0076411279. The cubic root of 6155502048 is about 1832.6850060040.

The spelling of 6155502048 in words is "six billion, one hundred fifty-five million, five hundred two thousand, forty-eight".