1063864281375 has 96 divisors (see below), whose sum is σ = 2262465613824. Its totient is φ = 470649528000.

The previous prime is 1063864281371. The next prime is 1063864281377. The reversal of 1063864281375 is 5731824683601.

1063864281375 is a `hidden beast` number, since 1 + 0 + 6 + 3 + 86 + 428 + 137 + 5 = 666.

It is not a de Polignac number, because 1063864281375 - 2² = 1063864281371 is a prime.

It is a super-2 number, since 2×1063864281375² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063864281371) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1934809 + ... + 2423058.

It is an arithmetic number, because the mean of its divisors is an integer number (23567350144).

Almost surely, 2^{1063864281375} is an apocalyptic number.

1063864281375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1063864281375 is an abundant number, since it is smaller than the sum of its proper divisors (1198601332449).

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

1063864281375 is a wasteful number, since it uses less digits than its factorization.

1063864281375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4357926 (or 4357913 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 1063864281375 in words is "one trillion, sixty-three billion, eight hundred sixty-four million, two hundred eighty-one thousand, three hundred seventy-five".