523050340256531 has 4 divisors (see below), whose sum is σ = 523452377414064. Its totient is φ = 522648303099000.

The previous prime is 523050340256513. The next prime is 523050340256537. The reversal of 523050340256531 is 135652043050325.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 523050340256531 - 2⁶ = 523050340256467 is a prime.

It is a super-2 number, since 2×523050340256531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523050340256537) 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, 201018576815 + ... + 201018579416.

It is an arithmetic number, because the mean of its divisors is an integer number (130863094353516).

Almost surely, 2^{523050340256531} is an apocalyptic number.

523050340256531 is a deficient number, since it is larger than the sum of its proper divisors (402037157533).

523050340256531 is a wasteful number, since it uses less digits than its factorization.

523050340256531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402037157532.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 523050340256531 in words is "five hundred twenty-three trillion, fifty billion, three hundred forty million, two hundred fifty-six thousand, five hundred thirty-one".