274542428160 has 2176 divisors, whose sum is σ = 1352904376320. Its totient is φ = 50960793600.

The previous prime is 274542428141. The next prime is 274542428189. The reversal of 274542428160 is 61824245472.

274542428160 is a `hidden beast` number, since 2 + 7 + 4 + 542 + 42 + 8 + 1 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8856207345 + ... + 8856207375.

Almost surely, 2^274542428160 is an apocalyptic number.

274542428160 is a gapful number since it is divisible by the number (20) 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 274542428160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676452188160).

274542428160 is an abundant number, since it is smaller than the sum of its proper divisors (1078361948160).

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

274542428160 is a wasteful number, since it uses less digits than its factorization.

274542428160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 45.

The spelling of 274542428160 in words is "two hundred seventy-four billion, five hundred forty-two million, four hundred twenty-eight thousand, one hundred sixty".