523151026163345 has 8 divisors (see below), whose sum is σ = 629346770628840. Its totient is φ = 417477128108800.

The previous prime is 523151026163327. The next prime is 523151026163369. The reversal of 523151026163345 is 543361620151325.

It can be written as a sum of positive squares in 4 ways, for example, as 241245012100096 + 281906014063249 = 15532064^2 + 16790057^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 523151026163345 - 2³⁴ = 523133846294161 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 523151026163345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130461600530 + ... + 130461604539.

It is an arithmetic number, because the mean of its divisors is an integer number (78668346328605).

Almost surely, 2^{523151026163345} is an apocalyptic number.

It is an amenable number.

523151026163345 is a deficient number, since it is larger than the sum of its proper divisors (106195744465495).

523151026163345 is a wasteful number, since it uses less digits than its factorization.

523151026163345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260923205475.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 523151026163345 in words is "five hundred twenty-three trillion, one hundred fifty-one billion, twenty-six million, one hundred sixty-three thousand, three hundred forty-five".