23870350158145 has 4 divisors (see below), whose sum is σ = 28644420189780. Its totient is φ = 19096280126512.

The previous prime is 23870350158101. The next prime is 23870350158181. The reversal of 23870350158145 is 54185105307832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11242334055681 + 12628016102464 = 3352959^2 + 3553592^2 .

It is a cyclic number.

It is not a de Polignac number, because 23870350158145 - 2¹¹ = 23870350156097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23870350158092 and 23870350158101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2387035015810 + ... + 2387035015819.

It is an arithmetic number, because the mean of its divisors is an integer number (7161105047445).

Almost surely, 2^{23870350158145} is an apocalyptic number.

It is an amenable number.

23870350158145 is a deficient number, since it is larger than the sum of its proper divisors (4774070031635).

23870350158145 is an equidigital number, since it uses as much as digits as its factorization.

23870350158145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774070031634.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 23870350158145 in words is "twenty-three trillion, eight hundred seventy billion, three hundred fifty million, one hundred fifty-eight thousand, one hundred forty-five".