523378873325 has 96 divisors (see below), whose sum is σ = 827502179328. Its totient is φ = 318928896000.

The previous prime is 523378873321. The next prime is 523378873351.

It is a happy number.

523378873325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 523378873325 - 2² = 523378873321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523378873321) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16880237 + ... + 16911213.

It is an arithmetic number, because the mean of its divisors is an integer number (8619814368).

Almost surely, 2^523378873325 is an apocalyptic number.

523378873325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

523378873325 is a deficient number, since it is larger than the sum of its proper divisors (304123306003).

523378873325 is a wasteful number, since it uses less digits than its factorization.

523378873325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31203 (or 31198 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 56.

The spelling of 523378873325 in words is "five hundred twenty-three billion, three hundred seventy-eight million, eight hundred seventy-three thousand, three hundred twenty-five".