26533772870 has 16 divisors (see below), whose sum is σ = 52102681488. Its totient is φ = 9648644640.

The previous prime is 26533772861. The next prime is 26533772921. The reversal of 26533772870 is 7827733562.

It is a super-2 number, since 2×26533772870² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 120607949 + ... + 120608168.

It is an arithmetic number, because the mean of its divisors is an integer number (3256417593).

Almost surely, 2^26533772870 is an apocalyptic number.

26533772870 is a deficient number, since it is larger than the sum of its proper divisors (25568908618).

26533772870 is a wasteful number, since it uses less digits than its factorization.

26533772870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241216135.

The product of its (nonzero) digits is 2963520, while the sum is 50.

The spelling of 26533772870 in words is "twenty-six billion, five hundred thirty-three million, seven hundred seventy-two thousand, eight hundred seventy".