140423023112505 has 64 divisors (see below), whose sum is σ = 264059618457600. Its totient is φ = 62396309352960.

The previous prime is 140423023112461. The next prime is 140423023112527. The reversal of 140423023112505 is 505211320324041.

It is not a de Polignac number, because 140423023112505 - 2¹⁴ = 140423023096121 is a prime.

It is a super-2 number, since 2×140423023112505² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 126792211 + ... + 127894920.

It is an arithmetic number, because the mean of its divisors is an integer number (4125931538400).

Almost surely, 2^{140423023112505} is an apocalyptic number.

140423023112505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140423023112505 is a deficient number, since it is larger than the sum of its proper divisors (123636595345095).

140423023112505 is a wasteful number, since it uses less digits than its factorization.

140423023112505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254687294.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 140423023112505 its reverse (505211320324041), we get a palindrome (645634343436546).

The spelling of 140423023112505 in words is "one hundred forty trillion, four hundred twenty-three billion, twenty-three million, one hundred twelve thousand, five hundred five".