34036256643 has 32 divisors (see below), whose sum is σ = 46769184000. Its totient is φ = 22010526720.

The previous prime is 34036256633. The next prime is 34036256647. The reversal of 34036256643 is 34665263043.

It is not a de Polignac number, because 34036256643 - 2⁴ = 34036256627 is a prime.

It is a super-3 number, since 3×34036256643³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34036256595 and 34036256604.

It is not an unprimeable number, because it can be changed into a prime (34036256647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3236608 + ... + 3247106.

It is an arithmetic number, because the mean of its divisors is an integer number (1461537000).

Almost surely, 2^34036256643 is an apocalyptic number.

34036256643 is a deficient number, since it is larger than the sum of its proper divisors (12732927357).

34036256643 is a wasteful number, since it uses less digits than its factorization.

34036256643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10819.

The product of its (nonzero) digits is 933120, while the sum is 42.

Subtracting 34036256643 from its reverse (34665263043), we obtain a square (629006400 = 25080²).

The spelling of 34036256643 in words is "thirty-four billion, thirty-six million, two hundred fifty-six thousand, six hundred forty-three".