523953377101 has 16 divisors (see below), whose sum is σ = 669173275008. Its totient is φ = 398317420800.

The previous prime is 523953377047. The next prime is 523953377119. The reversal of 523953377101 is 101773359325.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 523953377101 - 2⁹ = 523953376589 is a prime.

It is a super-2 number, since 2×523953377101² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523953077101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82979640 + ... + 82985953.

It is an arithmetic number, because the mean of its divisors is an integer number (41823329688).

Almost surely, 2^523953377101 is an apocalyptic number.

It is an amenable number.

523953377101 is a deficient number, since it is larger than the sum of its proper divisors (145219897907).

523953377101 is a wasteful number, since it uses less digits than its factorization.

523953377101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165965652.

The product of its (nonzero) digits is 595350, while the sum is 46.

The spelling of 523953377101 in words is "five hundred twenty-three billion, nine hundred fifty-three million, three hundred seventy-seven thousand, one hundred one".