275451120 has 480 divisors, whose sum is σ = 1143926784. Its totient is φ = 58060800.

The previous prime is 275451109. The next prime is 275451131. The reversal of 275451120 is 21154572.

275451120 is a `hidden beast` number, since 2 + 7 + 545 + 112 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (275451109) and next prime (275451131).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6405819 + ... + 6405861.

Almost surely, 2^275451120 is an apocalyptic number.

275451120 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 275451120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571963392).

275451120 is an abundant number, since it is smaller than the sum of its proper divisors (868475664).

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

275451120 is a wasteful number, since it uses less digits than its factorization.

275451120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 275451120 is about 16596.7201579107. The cubic root of 275451120 is about 650.6511187460.

The spelling of 275451120 in words is "two hundred seventy-five million, four hundred fifty-one thousand, one hundred twenty".