526557340144 has 20 divisors (see below), whose sum is σ = 1112950742040. Its totient is φ = 239344245440.

The previous prime is 526557340087. The next prime is 526557340147. The reversal of 526557340144 is 441043755625.

It is a super-2 number, since 2×526557340144² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 526557340094 and 526557340103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526557340147) 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 3 ways as a sum of consecutive naturals, for example, 1495901359 + ... + 1495901710.

It is an arithmetic number, because the mean of its divisors is an integer number (55647537102).

Almost surely, 2^526557340144 is an apocalyptic number.

It is an amenable number.

526557340144 is an abundant number, since it is smaller than the sum of its proper divisors (586393401896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

526557340144 is a wasteful number, since it uses less digits than its factorization.

526557340144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991803088 (or 2991803082 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 526557340144 in words is "five hundred twenty-six billion, five hundred fifty-seven million, three hundred forty thousand, one hundred forty-four".