526326542401 has 4 divisors (see below), whose sum is σ = 574174409904. Its totient is φ = 478478674900.

The previous prime is 526326542377. The next prime is 526326542461. The reversal of 526326542401 is 104245623625.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 526326542401 - 2¹¹ = 526326540353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (526326542461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23923933735 + ... + 23923933756.

It is an arithmetic number, because the mean of its divisors is an integer number (143543602476).

Almost surely, 2^526326542401 is an apocalyptic number.

It is an amenable number.

526326542401 is a deficient number, since it is larger than the sum of its proper divisors (47847867503).

526326542401 is a wasteful number, since it uses less digits than its factorization.

526326542401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47847867502.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 526326542401 in words is "five hundred twenty-six billion, three hundred twenty-six million, five hundred forty-two thousand, four hundred one".