26040401870 has 32 divisors (see below), whose sum is σ = 53586187200. Its totient is φ = 8925244416.

The previous prime is 26040401851. The next prime is 26040401887. The reversal of 26040401870 is 7810404062.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163136 + ... + 280524.

It is an arithmetic number, because the mean of its divisors is an integer number (1674568350).

Almost surely, 2^26040401870 is an apocalyptic number.

26040401870 is an abundant number, since it is smaller than the sum of its proper divisors (27545785330).

26040401870 is a wasteful number, since it uses less digits than its factorization.

26040401870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120572.

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 26040401870 in words is "twenty-six billion, forty million, four hundred one thousand, eight hundred seventy".