2151281302384 has 20 divisors (see below), whose sum is σ = 4168130678416. Its totient is φ = 1075634675712.

The previous prime is 2151281302369. The next prime is 2151281302393. The reversal of 2151281302384 is 4832031821512.

It is a super-2 number, since 2×2151281302384² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4619317 + ... + 5063659.

Almost surely, 2^{2151281302384} is an apocalyptic number.

It is an amenable number.

2151281302384 is a deficient number, since it is larger than the sum of its proper divisors (2016849376032).

2151281302384 is a wasteful number, since it uses less digits than its factorization.

2151281302384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746944 (or 746938 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The spelling of 2151281302384 in words is "two trillion, one hundred fifty-one billion, two hundred eighty-one million, three hundred two thousand, three hundred eighty-four".