281480134933472 has 48 divisors (see below), whose sum is σ = 554339341921680. Its totient is φ = 140695547384832.

The previous prime is 281480134933453. The next prime is 281480134933519. The reversal of 281480134933472 is 274339431084182.

It is a congruent 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, 1321961354 + ... + 1322174262.

It is an arithmetic number, because the mean of its divisors is an integer number (11548736290035).

Almost surely, 2^{281480134933472} is an apocalyptic number.

It is an amenable number.

281480134933472 is a deficient number, since it is larger than the sum of its proper divisors (272859206988208).

281480134933472 is a wasteful number, since it uses less digits than its factorization.

281480134933472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225795 (or 225787 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 281480134933472 in words is "two hundred eighty-one trillion, four hundred eighty billion, one hundred thirty-four million, nine hundred thirty-three thousand, four hundred seventy-two".