23436146605431 has 16 divisors (see below), whose sum is σ = 37812942422784. Its totient is φ = 12604314140544.

The previous prime is 23436146605423. The next prime is 23436146605441. The reversal of 23436146605431 is 13450664163432.

It is not a de Polignac number, because 23436146605431 - 2³ = 23436146605423 is a prime.

It is a super-2 number, since 2×23436146605431² (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 (23436146605441) 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, 32823734385 + ... + 32823735098.

It is an arithmetic number, because the mean of its divisors is an integer number (2363308901424).

Almost surely, 2^{23436146605431} is an apocalyptic number.

23436146605431 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23436146605431 is a deficient number, since it is larger than the sum of its proper divisors (14376795817353).

23436146605431 is a wasteful number, since it uses less digits than its factorization.

23436146605431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65647469510.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 23436146605431 in words is "twenty-three trillion, four hundred thirty-six billion, one hundred forty-six million, six hundred five thousand, four hundred thirty-one".