210542546212423 has 8 divisors (see below), whose sum is σ = 211739928252336. Its totient is φ = 209347839888000.

The previous prime is 210542546212417. The next prime is 210542546212457. The reversal of 210542546212423 is 324212645245012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210542546212423 - 2⁴¹ = 208343522956871 is a prime.

It is a super-2 number, since 2×210542546212423² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210542546212423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210542546212123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668771053 + ... + 669085798.

It is an arithmetic number, because the mean of its divisors is an integer number (26467491031542).

Almost surely, 2^{210542546212423} is an apocalyptic number.

210542546212423 is a deficient number, since it is larger than the sum of its proper divisors (1197382039913).

210542546212423 is a wasteful number, since it uses less digits than its factorization.

210542546212423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337857745.

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 210542546212423 in words is "two hundred ten trillion, five hundred forty-two billion, five hundred forty-six million, two hundred twelve thousand, four hundred twenty-three".