13423355420031 has 64 divisors (see below), whose sum is σ = 21010333962240. Its totient is φ = 8453260569600.

The previous prime is 13423355420029. The next prime is 13423355420131. The reversal of 13423355420031 is 13002455332431.

13423355420031 is a `hidden beast` number, since 1 + 3 + 42 + 33 + 554 + 2 + 0 + 0 + 31 = 666.

It is not a de Polignac number, because 13423355420031 - 2¹ = 13423355420029 is a prime.

It is a super-2 number, since 2×13423355420031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423355420131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27649081 + ... + 28130381.

It is an arithmetic number, because the mean of its divisors is an integer number (328286468160).

Almost surely, 2^{13423355420031} is an apocalyptic number.

13423355420031 is a deficient number, since it is larger than the sum of its proper divisors (7586978542209).

13423355420031 is a wasteful number, since it uses less digits than its factorization.

13423355420031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481893 (or 481887 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 13423355420031 in words is "thirteen trillion, four hundred twenty-three billion, three hundred fifty-five million, four hundred twenty thousand, thirty-one".