523420067534651 has 8 divisors (see below), whose sum is σ = 624202813457664. Its totient is φ = 429139434251880.

The previous prime is 523420067534603. The next prime is 523420067534699. The reversal of 523420067534651 is 156435760024325.

It is an interprime number because it is at equal distance from previous prime (523420067534603) and next prime (523420067534699).

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

It is a cyclic number.

It is not a de Polignac number, because 523420067534651 - 2²⁶ = 523420000425787 is a prime.

It is a super-2 number, since 2×523420067534651² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 523420067534593 and 523420067534602.

It is not an unprimeable number, because it can be changed into a prime (523420067539651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625528159885 + ... + 1625528160206.

It is an arithmetic number, because the mean of its divisors is an integer number (78025351682208).

Almost surely, 2^{523420067534651} is an apocalyptic number.

523420067534651 is a deficient number, since it is larger than the sum of its proper divisors (100782745923013).

523420067534651 is a wasteful number, since it uses less digits than its factorization.

523420067534651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3251056320121.

The product of its (nonzero) digits is 18144000, while the sum is 53.

The spelling of 523420067534651 in words is "five hundred twenty-three trillion, four hundred twenty billion, sixty-seven million, five hundred thirty-four thousand, six hundred fifty-one".