23154340422514 has 32 divisors (see below), whose sum is σ = 39786811099776. Its totient is φ = 9899883987840.

The previous prime is 23154340422457. The next prime is 23154340422517. The reversal of 23154340422514 is 41522404345132.

It is a super-2 number, since 2×23154340422514² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23154340422517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29828902 + ... + 30595294.

It is an arithmetic number, because the mean of its divisors is an integer number (1243337846868).

Almost surely, 2^{23154340422514} is an apocalyptic number.

23154340422514 is a deficient number, since it is larger than the sum of its proper divisors (16632470677262).

23154340422514 is a wasteful number, since it uses less digits than its factorization.

23154340422514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771490.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 23154340422514 its reverse (41522404345132), we get a palindrome (64676744767646).

The spelling of 23154340422514 in words is "twenty-three trillion, one hundred fifty-four billion, three hundred forty million, four hundred twenty-two thousand, five hundred fourteen".