104025200643 has 64 divisors (see below), whose sum is σ = 189939742720. Its totient is φ = 54794019456.

The previous prime is 104025200639. The next prime is 104025200647. The reversal of 104025200643 is 346002520401.

104025200643 is a `hidden beast` number, since 10 + 4 + 0 + 2 + 5 + 2 + 0 + 0 + 643 = 666.

It is an interprime number because it is at equal distance from previous prime (104025200639) and next prime (104025200647).

It is not a de Polignac number, because 104025200643 - 2² = 104025200639 is a prime.

It is a super-2 number, since 2×104025200643² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (104025200647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1757121 + ... + 1815357.

It is an arithmetic number, because the mean of its divisors is an integer number (2967808480).

Almost surely, 2^104025200643 is an apocalyptic number.

104025200643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104025200643 is a deficient number, since it is larger than the sum of its proper divisors (85914542077).

104025200643 is a wasteful number, since it uses less digits than its factorization.

104025200643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58993 (or 58987 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 104025200643 in words is "one hundred four billion, twenty-five million, two hundred thousand, six hundred forty-three".