526440100252 has 48 divisors (see below), whose sum is σ = 1008345173472. Its totient is φ = 238500218880.

The previous prime is 526440100231. The next prime is 526440100261. The reversal of 526440100252 is 252001044625.

It is a congruent number.

It is an unprimeable number.

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, 78184678 + ... + 78191410.

It is an arithmetic number, because the mean of its divisors is an integer number (21007191114).

Almost surely, 2^526440100252 is an apocalyptic number.

It is an amenable number.

526440100252 is a deficient number, since it is larger than the sum of its proper divisors (481905073220).

526440100252 is a wasteful number, since it uses less digits than its factorization.

526440100252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12358 (or 12356 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 526440100252 its reverse (252001044625), we get a palindrome (778441144877).

The spelling of 526440100252 in words is "five hundred twenty-six billion, four hundred forty million, one hundred thousand, two hundred fifty-two".