523156651325 has 96 divisors (see below), whose sum is σ = 836728945920. Its totient is φ = 315014400000.

The previous prime is 523156651321. The next prime is 523156651337.

523156651325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 523156651325 - 2² = 523156651321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523156651321) 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, 7938611 + ... + 8004239.

It is an arithmetic number, because the mean of its divisors is an integer number (8715926520).

Almost surely, 2^523156651325 is an apocalyptic number.

523156651325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

523156651325 is a deficient number, since it is larger than the sum of its proper divisors (313572294595).

523156651325 is a wasteful number, since it uses less digits than its factorization.

523156651325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65799 (or 65794 counting only the distinct ones).

The product of its digits is 810000, while the sum is 44.

The spelling of 523156651325 in words is "five hundred twenty-three billion, one hundred fifty-six million, six hundred fifty-one thousand, three hundred twenty-five".