26501536043 has 16 divisors (see below), whose sum is σ = 27585169920. Its totient is φ = 25441514400.

The previous prime is 26501536037. The next prime is 26501536057. The reversal of 26501536043 is 34063510562.

It is a cyclic number.

It is not a de Polignac number, because 26501536043 - 2⁴ = 26501536027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26501535994 and 26501536012.

It is not an unprimeable number, because it can be changed into a prime (26501536063) 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 15 ways as a sum of consecutive naturals, for example, 1267988 + ... + 1288718.

It is an arithmetic number, because the mean of its divisors is an integer number (1724073120).

Almost surely, 2^26501536043 is an apocalyptic number.

26501536043 is a deficient number, since it is larger than the sum of its proper divisors (1083633877).

26501536043 is a wasteful number, since it uses less digits than its factorization.

26501536043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21298.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 26501536043 in words is "twenty-six billion, five hundred one million, five hundred thirty-six thousand, forty-three".