23355451513431 has 6 divisors (see below), whose sum is σ = 33735652186080. Its totient is φ = 15570301008948.

The previous prime is 23355451513417. The next prime is 23355451513447. The reversal of 23355451513431 is 13431515455332.

23355451513431 is a `hidden beast` number, since 2 + 3 + 3 + 5 + 54 + 51 + 513 + 4 + 31 = 666.

It is not a de Polignac number, because 23355451513431 - 2⁶ = 23355451513367 is a prime.

It is a super-2 number, since 2×23355451513431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23355451513831) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1297525084071 + ... + 1297525084088.

It is an arithmetic number, because the mean of its divisors is an integer number (5622608697680).

Almost surely, 2^{23355451513431} is an apocalyptic number.

23355451513431 is a deficient number, since it is larger than the sum of its proper divisors (10380200672649).

23355451513431 is a wasteful number, since it uses less digits than its factorization.

23355451513431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595050168165 (or 2595050168162 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 45.

Adding to 23355451513431 its reverse (13431515455332), we get a palindrome (36786966968763).

The spelling of 23355451513431 in words is "twenty-three trillion, three hundred fifty-five billion, four hundred fifty-one million, five hundred thirteen thousand, four hundred thirty-one".