10256549043 has 32 divisors (see below), whose sum is σ = 14925955072. Its totient is φ = 6227020800.

The previous prime is 10256549003. The next prime is 10256549057. The reversal of 10256549043 is 34094565201.

10256549043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10256549043 - 2⁶ = 10256548979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10256548992 and 10256549010.

It is not an unprimeable number, because it can be changed into a prime (10256549003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1248078 + ... + 1256268.

It is an arithmetic number, because the mean of its divisors is an integer number (466436096).

Almost surely, 2^10256549043 is an apocalyptic number.

10256549043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10256549043 is a deficient number, since it is larger than the sum of its proper divisors (4669406029).

10256549043 is a wasteful number, since it uses less digits than its factorization.

10256549043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8635.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 10256549043 in words is "ten billion, two hundred fifty-six million, five hundred forty-nine thousand, forty-three".