123523738506001 has 8 divisors (see below), whose sum is σ = 124350409349504. Its totient is φ = 122697181252800.

The previous prime is 123523738505987. The next prime is 123523738506017. The reversal of 123523738506001 is 100605837325321.

It is a happy number.

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 123523738506001 - 2⁷ = 123523738505873 is a prime.

It is a super-2 number, since 2×123523738506001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123523735506001) 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, 26214840 + ... + 30565753.

It is an arithmetic number, because the mean of its divisors is an integer number (15543801168688).

Almost surely, 2^{123523738506001} is an apocalyptic number.

It is an amenable number.

123523738506001 is a deficient number, since it is larger than the sum of its proper divisors (826670843503).

123523738506001 is a wasteful number, since it uses less digits than its factorization.

123523738506001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56795151.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 123523738506001 in words is "one hundred twenty-three trillion, five hundred twenty-three billion, seven hundred thirty-eight million, five hundred six thousand, one".