6155279424 has 392 divisors, whose sum is σ = 21427976448. Its totient is φ = 1716940800.

The previous prime is 6155279423. The next prime is 6155279477. The reversal of 6155279424 is 4249725516.

6155279424 is a `hidden beast` number, since 6 + 1 + 552 + 7 + 94 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6155279424.

It is not an unprimeable number, because it can be changed into a prime (6155279423) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 15349624 + ... + 15350024.

Almost surely, 2^6155279424 is an apocalyptic number.

6155279424 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6155279424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10713988224).

6155279424 is an abundant number, since it is smaller than the sum of its proper divisors (15272697024).

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

6155279424 is an equidigital number, since it uses as much as digits as its factorization.

6155279424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 460 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 6155279424 is about 78455.5888640191. The cubic root of 6155279424 is about 1832.6629117009.

The spelling of 6155279424 in words is "six billion, one hundred fifty-five million, two hundred seventy-nine thousand, four hundred twenty-four".